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Zephen Johnston-Porter Jockey

Zephen Johnston-Porter Profile

Zephen Johnston-Porter is a jockey who has a win strike rate of 5% and an ROI of -10% over the last 12 months.

Zephen Johnston-Porter has a win strike rate of 4% and an ROI of -46% for the current season.

The last race for Zephen Johnston-Porter was on 25 October 2026 at Northam

Zephen Johnston-Porter Last 12 Months Racing Form

Zephen Johnston-Porter last 12 months’ career form is 538 Starts, 25 wins, 47 seconds, 48 thirds.

Zephen Johnston-Porter has average win odds of $19.45 and an ROI of -10% over the last 12 months.

Zephen Johnston-Porter's overall Stats: Jockey Racing History

Starts 1st 2nd 3rd Win % Place % Avg Win Odds ROI
Last 12 Months 538 25 47 48 5% 22% $19.45 -10%
Current Season 93 4 7 6 4% 18% $12.45 -46%

Zephen Johnston-Porter's Next Race

  • Zephen Johnston-Porter has not been nominated for any upcoming race on next race row

Last Updated: 25/10/2026

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Zephen Johnston-Porter's Results: Jockey Racing History

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List of Tracks where Zephen Johnston-Porter has raced in the past

Here is a list of tracks where Zephen Johnston-Porter has raced in the past. The list shows performance by Zephen Johnston-Porter across all tracks.

Past 12 months

Track Starts 1st 2nd 3rd W% P% Avg Win Odds ROI
Albany 34 - 1 3 0% 12% $3.70 -100.00%
Ascot 134 9 13 8 7% 22% $12.70 -15.00%
Belmont Park 101 4 9 12 4% 25% $12.13 -52.00%
Broome 49 4 10 9 8% 47% $6.47 -47.00%
Bunbury 53 1 5 3 2% 17% $8.00 -85.00%
Bunbury Fibre Sand 4 - - - 0% 0% $3.90 -100.00%
Carnarvon 5 - - 1 0% 20% $15.00 -100.00%
Collie 6 1 1 - 17% 33% $3.50 -42.00%
Dongara 5 - 1 1 0% 40% - -100.00%
Esperance 29 - 3 3 0% 21% $16.00 -100.00%
Geraldton 14 1 - - 7% 7% $2.45 -83.00%
Hobart 7 3 - 1 43% 57% $3.88 66.00%
Junction 4 - - - 0% 0% $3.60 -100.00%
Kalgoorlie 71 3 8 3 4% 20% $6.27 -74.00%
Laverton 6 - 2 1 0% 50% - -100.00%
Leinster 4 - 1 2 0% 75% - -100.00%
Leonora 5 - 1 - 0% 20% - -100.00%
Mingenew 1 - - - 0% 0% - -100.00%
Moora 4 - 1 - 0% 25% - -100.00%
Mt Barker 5 - - 1 0% 20% $6.50 -100.00%
Mt Magnet 12 1 2 - 8% 25% $4.60 -62.00%
Murray Bridge Gh 3 1 - - 33% 33% $4.20 40.00%
Narrogin 2 - - - 0% 0% $8.50 -100.00%
Newman 6 1 - - 17% 17% $3.20 -47.00%
Northam 24 2 3 5 8% 42% $17.60 47.00%
Pingrup 3 - 1 - 0% 33% - -100.00%
Pinjarra 27 3 1 3 11% 26% $78.93 777.00%
Pinjarra Scarpside 18 1 2 4 6% 39% $18.00 0.00%
Port Hedland 6 - - - 0% 0% - -100.00%
Rockingham 5 - - 1 0% 20% - -100.00%
Roebourne 17 2 3 3 12% 47% $8.45 -1.00%
Toodyay 3 - - 1 0% 33% - -100.00%
York 13 - 2 1 0% 23% $4.90 -100.00%

This season

Track Starts 1st 2nd 3rd W% P% Avg Win Odds ROI
Ascot 12 - 1 1 0% 17% $12.70 -100.00%
Belmont Park 30 - 1 2 0% 10% $10.11 -100.00%
Broome 12 2 3 1 17% 50% $4.65 -23.00%
Bunbury 9 - 1 1 0% 22% $8.00 -100.00%
Collie 6 1 1 - 17% 33% $3.50 -42.00%
Hobart 7 3 - 1 43% 57% $3.88 66.00%
Junction 4 - - - 0% 0% - -100.00%
Kalgoorlie 25 3 2 - 12% 20% $6.27 -25.00%
Laverton 6 - 2 1 0% 50% - -100.00%
Leonora 5 - 1 - 0% 20% - -100.00%
Mingenew 1 - - - 0% 0% - -100.00%
Mt Magnet 6 - 1 - 0% 17% $4.60 -100.00%
Newman 6 1 - - 17% 17% $3.20 -47.00%
Northam 11 1 1 2 9% 36% $31.00 182.00%
Pingrup 3 - 1 - 0% 33% - -100.00%
Pinjarra 1 - - - 0% 0% $78.93 -100.00%
Pinjarra Scarpside 1 - - - 0% 0% $18.00 -100.00%
York 4 - 1 - 0% 25% $4.90 -100.00%

Here is a list of trainers who Zephen Johnston-Porter has had starts for and their stats together over the last 12 months.

Past 12 months

Trainer Starts 1st 2nd 3rd W% P% Avg Win Odds ROI
A G Durrant 12 1 2 1 8% 33% $7.50 -38%
A H Mortimer 2 - - - - - - -100%
A J Yujnovich 2 - - - - - - -100%
A P Scally 1 - - - - - - -100%
A W Grace 1 - - - - - - -100%
A W Hughes 2 - - - - - - -100%
A W Maley 2 - - - - - $7.50 -100%
A W McNamara 1 - - - - - - -100%
Aaron Bain & Ned Taylor 1 - - 1 - 100% - -100%
Aaron Pateman 4 - - - - - $2.70 -100%
Alan L Smith 1 - - - - - - -100%
Angela Johnston 2 - - - - - - -100%
Anthony Barton 1 - - 1 - 100% - -100%
Anthony Oram 1 - - - - - - -100%
B M Kay 1 - - - - - - -100%
B M Smithall 1 - - 1 - 100% - -100%
B Monteleone 1 - - - - - - -100%
B P Fitzgerald 4 - - 2 - 50% - -100%
B P Graham 2 - - - - - - -100%
B S Seinor 4 - - - - - - -100%
B V Watkins 1 - - - - - - -100%
B W Owen 1 - - - - - - -100%
Brandon Fiore 1 - - - - - - -100%
Brett Campbell 1 - - - - - - -100%
Brett Drury 4 - - - - - - -100%
Brett Mathews 1 - - - - - - -100%
Brett Pope 4 - - - - - - -100%
Brian Allen 1 - - - - - - -100%
C & M Gangemi 44 7 4 4 16% 34% $11.26 79%
C G Willis 1 - - - - - - -100%
C Smith & J Leeson 1 - - - - - - -100%
Carey Martin 1 1 - - 100% 100% $6.50 550%
Charlotte Skerritt 1 - - - - - - -100%
Cliff Howe 1 - - 1 - 100% - -100%
Colin Haddon 2 - - - - - - -100%
Cooper Casey 1 - - - - - - -100%
Coreen Maynard 1 - 1 - - 100% - -100%
D & B Pearce 26 1 4 6 4% 42% $8.00 -69%
D Black 1 - - - - - - -100%
D H Hopperton 1 - 1 - - 100% - -100%
D I Dodson 1 - - - - - - -100%
D L Morton 7 - 1 1 - 29% $8.50 -100%
D M Attwell 1 - - - - - - -100%
D Miller 3 - - - - - - -100%
D R Couper 2 - - - - - - -100%
D R Harrison 2 - 1 - - 50% $4.60 -100%
D R Pateman 4 - - - - - $8.75 -100%
D T McAuliffe 27 2 - 2 7% 15% $6.90 -49%
Daniel O'Connor 5 - - - - - - -100%
Darren Taylor 1 - - - - - - -100%
David Philp 1 - - - - - - -100%
David Smith 2 - - 1 - 50% - -100%
Dean Cocivera 1 - - - - - $1.90 -100%
Diane Reed 1 - - - - - - -100%
Dylan Bairstow 2 - 1 - - 50% $3.35 -100%
E A Martinovich 1 - - - - - - -100%
Elianne Robinson 2 - - - - - - -100%
Emma Aldersea 2 - - - - - - -100%
G & A Williams 2 - 1 - - 50% - -100%
G A Crispin 1 - - - - - - -100%
G B Delane 1 - - - - - - -100%
G B Spowart 2 - - 2 - 100% - -100%
G C Ballantyne 5 - - 1 - 20% - -100%
G J Evans 1 - - - - - - -100%
G J Kersley 1 - - - - - - -100%
G M Sorensen 2 - - - - - - -100%
G P Criddle 1 - - - - - - -100%
G R Keay 2 - - - - - - -100%
G T Anthony 1 - - - - - - -100%
G W Hammarquist 3 - - - - - $17.25 -100%
Glen Cortes 1 - - - - - - -100%
Glen Sparkes 1 - - - - - - -100%
H S McLaren 3 - - - - - $7.50 -100%
Hayden Ballantyne 1 - - - - - - -100%
Holly Taylor 10 2 4 1 20% 70% $17.50 250%
I F Shield 1 - - - - - - -100%
Imogen Miller 4 3 - - 75% 75% $3.88 191%
Indianna Weinert 1 - - 1 - 100% $11.00 -100%
J A Popescu 1 - - - - - - -100%
J D Jachmann 7 - - 3 - 43% $3.30 -100%
J F Miller 5 - - 1 - 20% $11.00 -100%
J H Reynolds 1 - - - - - - -100%
J J Enright 2 - - - - - - -100%
J K Blacker 1 - - 1 - 100% - -100%
J L Eeles 2 - - - - - - -100%
J L Keys 1 - - - - - - -100%
J N Pateman 2 - - 1 - 50% - -100%
J P Taylor 28 - 2 3 - 18% $5.50 -100%
Jacquelyn Scott 1 - - - - - - -100%
Jade Proctor 1 - - - - - - -100%
Jarrad Humphries 3 - - - - - - -100%
Jemma Collins 1 - - - - - - -100%
Jeremy Easthope 4 - - - - - - -100%
Jessica Bain 1 - - - - - - -100%
Jessica Carbery 1 - - - - - - -100%
Joanna Offen 4 - 1 - - 25% - -100%
John Mason 1 - - - - - - -100%
Jordan Rolfe 1 - - - - - - -100%
Josh Brown 1 - - - - - $16.00 -100%
Joshua Krispyn 1 - - - - - - -100%
Joshua McLeod 4 - - - - - - -100%
Justin Parsons 1 - - - - - - -100%
K J Collins 1 - - - - - - -100%
K J Reeves 1 - - - - - - -100%
K L Moore 1 - - 1 - 100% - -100%
K Nightingale 1 - - 1 - 100% - -100%
K R Anderson 1 - - - - - - -100%
K R Mahoney 4 - - 1 - 25% $15.00 -100%
K W Brown 2 - - - - - - -100%
Kieran Regan 1 - - - - - - -100%
Kirryn Scallan 1 - - - - - - -100%
Kirsten Melis 3 - 1 - - 33% - -100%
Krista Geiger 1 - - - - - - -100%
Kristi Evans 1 - - - - - - -100%
L P Luciani 1 - - - - - - -100%
Leanne Howlett 2 - - - - - $4.20 -100%
Leigh Murray 3 - - - - - - -100%
Liam O'Loughlin 1 - - - - - - -100%
Luke Fernie 1 - - - - - - -100%
M Ball 23 2 3 5 9% 43% $11.50 -
M E Byas 1 - - - - - - -100%
M H Miller 5 - - - - - - -100%
M L Lane 1 - - 1 - 100% - -100%
M Santich 5 - - - - - - -100%
Mack Hall 8 - - - - - - -100%
Maddison Vanmaris 1 - - - - - - -100%
Malcolm Mackenzie 1 - - - - - $4.60 -100%
Mark Westthorp 1 - - - - - - -100%
Matthew Scott 5 - - - - - - -100%
Melda Daniels 1 - - - - - - -100%
Meryl Hayley 1 - - - - - - -100%
Michael Grantham 13 - 2 1 - 23% $2.40 -100%
Michelle Hagley 1 - - - - - - -100%
Misty Bazeley 17 1 1 4 6% 35% $81.00 376%
Mitchell Pateman 2 - 1 - - 50% - -100%
Mollie Clark 2 - 1 - - 50% - -100%
Ms A Crump 1 - - - - - - -100%
Ms A J Smith 2 - - - - - $5.50 -100%
Ms A King 10 1 - 1 10% 20% $151.00 1410%
Ms C Godden 1 - - - - - - -100%
Ms C Stelmach 5 - - 1 - 20% - -100%
Ms E Strempel 1 - - - - - - -100%
Ms F J Hossell 2 - - - - - - -100%
Ms F Scott 2 - - - - - - -100%
Ms H Harding 89 3 9 5 3% 19% $6.93 -77%
Ms J Clements 1 - - - - - - -100%
Ms J Erkelens 1 - - - - - - -100%
Ms J Forrest 1 - - - - - - -100%
Ms J Leeson 2 - - - - - - -100%
Ms J Martin 2 1 - - 50% 50% $2.45 23%
Ms J McLaughlin 1 - - - - - - -100%
Ms J Panizza 1 - - - - - - -100%
Ms K Craig 1 - - - - - - -100%
Ms K Farrell 1 - - - - - - -100%
Ms K Kersley 1 - - - - - - -100%
Ms M Forrester 2 - - 1 - 50% - -100%
Ms M J Midgley 2 - - - - - - -100%
Ms R Churchill 1 - - - - - - -100%
Ms R L Mills 1 - - - - - - -100%
Ms R Nairn 8 1 1 2 13% 50% $5.50 -31%
Ms S Bakranich 1 - - - - - - -100%
Ms S L Miller 2 - - - - - - -100%
Ms S Naylor 4 - - - - - - -100%
Ms T Clatworthy-Itzstein 1 - 1 - - 100% - -100%
Ms T Frizzell 1 - - 1 - 100% - -100%
Ms V Chalmers 1 - - - - - - -100%
N D Dellar 2 - - - - - - -100%
N D Parnham 1 - - - - - - -100%
N L Newton 1 - - - - - - -100%
N Parker 1 - - - - - - -100%
Nadia Bishop 1 - - - - - - -100%
Nicholas Thomas 1 - - - - - - -100%
P D Tapper 9 - 1 - - 11% - -100%
P E Roberts 1 - - - - - - -100%
P G Moses 3 - - - - - - -100%
P H Jordan 3 - - 1 - 33% - -100%
P J Daly 7 - 2 1 - 43% - -100%
P J Fernie 1 - - - - - $2.45 -100%
P R Bamford 4 - - - - - $17.50 -100%
P R Bland 2 - - - - - - -100%
P W Rowe 1 - - - - - - -100%
Petra Kobzova 2 - - - - - - -100%
Phillipa Elliott 3 - - - - - - -100%
R F Brown 1 - - - - - - -100%
R G Brown 1 - - - - - - -100%
R J Malpass 1 - - - - - - -100%
R K Cowl 1 - - - - - - -100%
R R Evans 1 - - - - - - -100%
R W Craig 1 - - - - - - -100%
R W Williams 2 - - - - - - -100%
Ray Miller 1 - - - - - - -100%
Raymond Vincent 2 - - - - - - -100%
Rebecca Wallrodt 1 - - - - - - -100%
Rhys Radford 1 - - - - - - -100%
Ricky Moss 2 - - - - - - -100%
Robert & Kate Witten 1 - - 1 - 100% - -100%
Robert Gulberti 5 - - - - - - -100%
Robert Payton 1 - - - - - $16.00 -100%
Roy Rogers 7 1 - - 14% 14% $51.00 629%
Russell Stewart 4 1 - - 25% 25% $4.20 5%
Ryan Hill 5 - 1 - - 20% - -100%
S & J Casey 14 1 2 2 7% 36% $13.00 -7%
S E Wake 1 - - - - - - -100%
S J Ryan 1 - - - - - - -100%
S J Wolfe 2 - - - - - - -100%
S V Vahala 2 - - - - - - -100%
S W Barrass 1 - - - - - - -100%
Samantha Faithfull 1 - - - - - - -100%
Sarah Rutten 1 1 - - 100% 100% $4.20 320%
Sean Rains 2 - - - - - $15.00 -100%
Simon Miller 6 - - 1 - 17% - -100%
Sky Ballinger 1 - - - - - - -100%
Steele Casey 9 - 4 1 - 56% - -100%
Stephen Sheehy 2 - - - - - - -100%
Sue Olive 2 - - - - - - -100%
Summer Dickson 5 - 2 - - 40% - -100%
T D Tasker 2 - - - - - - -100%
T H Jolly 1 - - - - - - -100%
T J Stone 1 - - - - - - -100%
T M Andrews 2 - - - - - - -100%
T M Wolfe 6 - 2 - - 33% $6.50 -100%
T N Pike 1 1 - - 100% 100% $3.20 220%
T R Clancy 1 - - - - - - -100%
T W Crosby 3 1 - - 33% 33% $10.00 233%
T W Evans 1 - - - - - - -100%
Takahide Ikenushi 1 - - - - - - -100%
Tameeka Brown 1 - - - - - - -100%
Tania Guy 1 - - - - - - -100%
Teagan Klun 1 - - - - - - -100%
Tiarnna Robertson 1 - - 1 - 100% - -100%
Timothy Pike 1 - - - - - - -100%
Troy Mahood 1 - - - - - - -100%
W F Francis & G Kent 1 - - - - - - -100%
W R Parker 2 - - - - - $26.00 -100%
W Renwick 1 - - - - - - -100%
Yannick Valenti 1 - - - - - - -100%
Zach Tyler 1 - - - - - - -100%

This season

Trainer Starts 1st 2nd 3rd W% P% Avg Win Odds ROI
A J Yujnovich 2 - - - - - - -100%
A W Maley 1 - - - - - $7.50 -100%
Aaron Bain & Ned Taylor 1 - - 1 - 100% - -100%
Angela Johnston 1 - - - - - - -100%
Anthony Barton 1 - - 1 - 100% - -100%
Anthony Oram 1 - - - - - - -100%
B M Smithall 1 - - 1 - 100% - -100%
Brett Drury 1 - - - - - - -100%
Brian Allen 1 - - - - - - -100%
C & M Gangemi 15 1 1 1 7% 20% $31.00 107%
C Smith & J Leeson 1 - - - - - - -100%
Cliff Howe 1 - - 1 - 100% - -100%
D & B Pearce 10 - 2 2 - 40% $8.00 -100%
D Miller 3 - - - - - - -100%
D T McAuliffe 6 - - - - - $8.57 -100%
Darren Taylor 1 - - - - - - -100%
Diane Reed 1 - - - - - - -100%
Emma Aldersea 2 - - - - - - -100%
G C Ballantyne 2 - - - - - - -100%
G J Evans 1 - - - - - - -100%
G J Kersley 1 - - - - - - -100%
G M Sorensen 2 - - - - - - -100%
G P Criddle 1 - - - - - - -100%
G R Keay 2 - - - - - - -100%
G T Anthony 1 - - - - - - -100%
Glen Sparkes 1 - - - - - - -100%
H S McLaren 1 - - - - - $7.50 -100%
Imogen Miller 4 3 - - 75% 75% $3.88 191%
J A Popescu 1 - - - - - - -100%
J J Enright 2 - - - - - - -100%
J K Blacker 1 - - 1 - 100% - -100%
J L Eeles 1 - - - - - - -100%
J L Keys 1 - - - - - - -100%
J N Pateman 1 - - - - - - -100%
J P Taylor 9 - - 2 - 22% $5.50 -100%
Jade Proctor 1 - - - - - - -100%
Jessica Bain 1 - - - - - - -100%
Jessica Carbery 1 - - - - - - -100%
Joanna Offen 3 - 1 - - 33% - -100%
Joshua McLeod 1 - - - - - - -100%
K J Collins 1 - - - - - - -100%
K L Moore 1 - - 1 - 100% - -100%
K W Brown 1 - - - - - - -100%
Kieran Regan 1 - - - - - - -100%
Kirsten Melis 3 - 1 - - 33% - -100%
Kristi Evans 1 - - - - - - -100%
M Ball 2 - - - - - $11.50 -100%
M H Miller 4 - - - - - - -100%
M L Lane 1 - - 1 - 100% - -100%
M Santich 2 - - - - - - -100%
Mack Hall 5 - - - - - - -100%
Mark Westthorp 1 - - - - - - -100%
Melda Daniels 1 - - - - - - -100%
Misty Bazeley 4 - 1 1 - 50% $45.50 -100%
Mitchell Pateman 2 - 1 - - 50% - -100%
Mollie Clark 2 - 1 - - 50% - -100%
Ms A King 1 - - - - - $151.00 -100%
Ms C Godden 1 - - - - - - -100%
Ms E Strempel 1 - - - - - - -100%
Ms F Scott 2 - - - - - - -100%
Ms H Harding 18 2 1 - 11% 17% $4.40 -51%
Ms J Forrest 1 - - - - - - -100%
Ms S Bakranich 1 - - - - - - -100%
Ms S L Miller 1 - - - - - - -100%
Nadia Bishop 1 - - - - - - -100%
P J Daly 5 - 1 1 - 40% - -100%
P R Bland 1 - - - - - - -100%
P W Rowe 1 - - - - - - -100%
Petra Kobzova 2 - - - - - - -100%
Phillipa Elliott 3 - - - - - - -100%
R W Williams 1 - - - - - - -100%
Robert Gulberti 1 - - - - - - -100%
S & J Casey 1 - - - - - $9.25 -100%
S J Wolfe 2 - - - - - - -100%
Summer Dickson 1 - - - - - - -100%
T D Tasker 1 - - - - - - -100%
T H Jolly 1 - - - - - - -100%
T N Pike 1 1 - - 100% 100% $3.20 220%
T W Crosby 2 1 - - 50% 50% $10.00 400%
T W Evans 1 - - - - - - -100%
Takahide Ikenushi 1 - - - - - - -100%
Teagan Klun 1 - - - - - - -100%
W F Francis & G Kent 1 - - - - - - -100%
W R Parker 1 - - - - - $26.00 -100%
Zach Tyler 1 - - - - - - -100%

Zephen Johnston-Porter News

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Zephen Johnston-Porter's Next Race

  • Zephen Johnston-Porter has not been nominated for any upcoming race
The Essentials of Studying Form — Part 6 | Price is Best

Australian horse racing form study usually stops at picking the horse: you do the form, then walk up and take whatever price is showing on the board. In Practical Punting in October 2000, Richard H...

The Essentials of Studying Form - Part 5 | Ratings Guide - ISOLATE THE BEST

Australian horse racing form study often ends the same way: an hour on the form guide, and a bet on the one whose name you liked. Writing in Practical Punting in September 2000, Richard Hartley Jnr...

The Essentials of Studying Form - Part 4 | How to Measure Weight and Track Conditions

Track conditions and weight are the two Australian horse racing form factors most punters skim over — "the in-a-hurry punters of modern day racing", as Richard Hartley Jnr put it in Practical Punti...

The Essentials of Studying Form — Part 3 | 12 From Angles

Australian horse racing form study often ends the same way: an hour on the form guide, half the field circled, and still no idea which one to back. Writing in Practical Punting Magazine, Richard Ha...

The Essentials of Studying Form — Part 2 | Ratings Supply the $$ Edge

Most of a Saturday card is not worth studying — which is why Australian horse racing form study starts with picking the race, not the horse. Writing in Practical Punting in June 2000, Richard Ha...

The Essentials of Studying Form - Part 1 | BASE IT ON CLASS

Before you rate a single horse, Australian horse racing form study starts with a question about the race itself: is it even worth analysing? Writing in Practical Punting in May 2000, Richard Hartle...

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