Trainer Profile

Trainers/Darrell Vienna

Darrell Vienna

· USA
Flat
AI summary — career highlights, form & what to expect

Career Statistics

Win Rate

9%

Total Wins

11

Total Runs

122

Active Horses

31

Prize Money

£1.5M

Upcoming Entries

Recent Form

Season Performance

Win Rate % · Prize Money (£k) · Runs

12 seasons

Recent Results

Last 20 runners
DateHorseCourseRacePosJockeySPPrize £
12 MarMystery Train (ARG)Santa Anita (USA)San Carlos Stakes (4yo+) (Dirt)7Joseph Talamo50/1£235
25 OctMystery Train (ARG)Santa Anita (USA)Big Bear Stakes (Dirt)5Santiago Gonzalez139/10£921
03 OctMaltes (BRZ)Santa Anita (USA)Eddie D Stakes (3yo+) (Turf)7Martin A Pedroza60/1£160
18 JulMaltes (BRZ)Del Mar (USA)Eddie Read Stakes (3yo+) (Turf)7Martin Garcia215/10£160
01 JulMystery Train (ARG)Woodbine (CAN)Dominion Day Stakes (3yo+) (Polytrack)7Gary Boulanger97/10£829
02 MayMystery Train (ARG)Santa Anita (USA)Precisionist Stakes (3yo+) (Dirt)7Santiago Gonzalez104/10£160
21 FebMystery Train (ARG)Fair Grounds (USA)Mineshaft Handicap (Dirt)2Francisco C Torres171/10£16k
27 NovMystery Train (ARG)Del Mar (USA)Hollywood Turf Cup (Turf)10Joseph Talamo116/10£151
16 NovAlright Alright (USA)Del Mar (USA)Bob Hope Stakes (Polytrack)2Drayden Van DykeEvensF£12k
27 SeptMystery Train (ARG)Santa Anita (USA)Awesome Again Stakes (3yo+) (Dirt)6Brice Blanc29/1£151
01 SeptAventador (FR)Del Mar (USA)Del Mar Derby (Turf)7Elvis Trujillo177/10£151
25 AugMystery Train (ARG)Del Mar (USA)TVG Pacific Classic Stakes (3yo+) (Polytrack)9Fernando Hernandez Perez25/1£151
28 JunDutchessa (GB)Santa Anita (USA)Royal Heroine Stakes (Fillies & Mares) (Turf)10Kent J Desormeaux206/10£151
25 JunAventador (FR)Compiegne (FR)Prix Ridgway () (3yo) (Turf)1Christophe Soumillon8/5F£22.9k
13 JunDeep Play (USA)Santa AnitaAllowance Optional Claiming (Turf)3Brice Blanc31/10£5.5k
01 JunAventador (FR)Chantilly (FR)Prix du Jockey Club (3yo Colts & Fillies) (Turf)7Raphael Marchelli66/1£0
11 MayAventador (FR)Longchamp (FR)Prix Hocquart (3yo Colts & Fillies) (Turf)5Raphael Marchelli12/1£3.8k
01 MayMystery Train (ARG)Palermo (ARG)Gran Premio Republica Argentina (3yo+) (Dirt)1Mario L Leyes107/20£92.7k
21 AprAventador (FR)Longchamp (FR)Prix Noailles (3yo) (Turf)2Raphael Marchelli129/10£13.3k
21 AprDutchessa (GB)Longchamp (FR)Prix du Quai aux Fleurs (Conditions) (4yo+) (Turf)1Christophe-Patrice Lemaire84/10£11.7k

Strike Rate by Course & Distance

Win % by course (rows) and distance band (columns). Min 1 run to show a cell.

Course5f6f7f1m1m2f1m4f+
Santa Anita (USA)0%25%0%6%5%20%
Del Mar (USA)0%17%17%20%
Hollywood Park (USA)0%25%0%
La Plata (ARG)0%50%25%50%0%
Chantilly (FR)25%50%100%
Longchamp (FR)50%0%0%0%
Maisons-Laffitte (FR)0%0%0%0%
Palermo (ARG)67%

Going Performance

Based on the 166 most recent results stored in our database for this trainer.

Fast
3W / 53R6%
Firm
6W / 45R13%
Good
4W / 23R17%
Standard
6W / 16R38%
Good To Soft
2W / 7R29%
Soft
3W / 7R43%
Heavy
1W / 4R25%
Very Soft
0W / 4R0%
Slow
1W / 3R33%
Good To Firm
0W / 1R0%
Standard To Slow
1W / 1R100%
Muddy
1W / 1R100%
Yielding
0W / 1R0%

Distance Performance

Based on the 166 most recent results stored in our database for this trainer.

Sprint
4W / 32R13%
Mile
23W / 127R18%
Middle
1W / 7R14%

Course Specialists

Where this trainer wins most often (minimum 3 runners at a track).

#1Gavea (BRZ)
3W / 3R100%
#2Palermo (ARG)
2W / 3R67%
#3Chantilly (FR)
3W / 7R43%
#4Longchamp (FR)
2W / 7R29%
#5La Plata (ARG)
3W / 11R27%
#6Del Mar (USA)
4W / 24R17%
#7Santa Anita (USA)
4W / 53R8%
#8Hollywood Park (USA)
1W / 13R8%
#9Saint-Cloud (FR)
0W / 3R0%
#10Maisons-Laffitte (FR)
0W / 5R0%

Class Performance

Win rates by race class (1–7).

Seasonality

Monthly win rate across stored results.

Jockey Partnerships

Most successful retained jockeys (minimum 3 rides).

#1Martin A Pedroza
8W / 56R14%
#2Robert Havlin
3W / 3R100%
#3Carlos Lavor
3W / 4R75%
#4Mario L Leyes
3W / 5R60%
#5Fabian A Rivero
2W / 9R22%
#6Olivier Peslier
1W / 3R33%
#7Patrick A Valenzuela
1W / 4R25%
#8Joel Rosario
1W / 4R25%
#9Raphael Marchelli
1W / 9R11%
#10Julien Auge
0W / 6R0%

Owner Partnerships

Top owners sending horses to this trainer (minimum 2 runners).

#1Mate Y Venga
5W / 14R36%
#2Herrick Racing Llc
5W / 37R14%
#3Gary A Tanaka
4W / 25R16%
#4The End R Ways Partnership
3W / 6R50%
#5Stud Malta
3W / 7R43%
#6Sanremo 85 Srl
2W / 3R67%
#7Ecurie K Sta
1W / 2R50%
#8Mrs J Porter
1W / 2R50%
#9Henri Vanderdussen
1W / 10R10%
#10Charlotte Wrather
1W / 11R9%

Surface Split

Turf vs All-Weather strike rates.

Dirt

Runs

54

Wins

4

Win Rate

7%

Turf

Runs

92

Wins

16

Win Rate

17%

AW

Runs

20

Wins

8

Win Rate

40%

Flat vs Jumps

Separate stats for each racing code.

Flat

Runs

166

Wins

28

Win %

17%

Place %

43%

Biggest Wins

Most valuable victories from stored results.

#1

Lone Star Park Handicap

Magnum (ARG) · Lone Star Park (USA) · 29 May 2006

£139.5k
#2

Del Mar Derby

Medici Code (GB) · Del Mar (USA) · 2 Sept 2007

£122.4k
#3

Gran Premio Republica Argentina (3yo+) (Dirt)

Mystery Train (ARG) · Palermo (ARG) · 1 May 2014

£92.7k
#4

Santa Maria Handicap (Fillies & Mares) (Dirt)

Star Parade (ARG) · Santa Anita (USA) · 11 Feb 2006

£87.2k
#5

San Antonio Handicap (Pro-Ride)

Magnum (ARG) · Santa Anita (USA) · 8 Feb 2009

£83.3k
#6

Premio Clasico Clausura (3yo+) (Dirt)

Mystery Train (ARG) · La Plata (ARG) · 26 Dec 2013

£62.6k
#7

San Luis Obispo Handicap

Atlando (IRE) · Santa Anita (USA) · 26 Feb 2006

£52.2k
#8

La Jolla Handicap

Medici Code (GB) · Del Mar (USA) · 11 Aug 2007

£45.9k
#9

Harry F. Brubaker Stakes (Turf)

Skyrush (ARG) · Del Mar (USA) · 26 Aug 2009

£37.5k
#10

Gran Premio De Honor (3yo+) (Dirt)

Mystery Train (ARG) · Palermo (ARG) · 2 Apr 2014

£37.1k

Market Performance

Starting prices of winners — average, extremes, and distribution.

Avg Winner SP

7.6/1

Shortest Winner

0.1/1

Biggest Winner

28/1

Winner SP Distribution

Evens–2/1
8
2/1–4/1
2
4/1–8/1
9
8/1–16/1
4
16/1+
3

Age Performance

Win rates by horse age, based on the current stable roster.

Active Stable Roster — Top 50 by rating

HorseFormORWinsRunsPrize £Type
Medici Code (GB) (GB)67522£344.7kFlat
Generalito Nain (ARG) (ARG)01£0Flat
Mystery Train (ARG) (ARG)522£274.6kFlat
Maltes (BRZ) (BRZ)39£32.4kFlat
Alright Alright (USA) (USA)01£12kFlat
Aventador (FR) (FR)217£87.3kFlat
Dutchessa (GB) (GB)215£51.3kFlat
Deep Play (USA) (USA)01£5.5kFlat
Suances Candy (USA) (USA)01£0Flat
Loukas (IRE) (IRE)13£12.9kFlat
Skyrush (ARG) (ARG)14£43.7kFlat
Ruination (USA) (USA)01£0Flat
Magnum (ARG) (ARG)216£471.7kFlat
Crystal Castle (USA) (USA)01£0Flat
Feisty Suances (USA) (USA)03£50.8kFlat
Santamonicacanyon (USA) (USA)01£8.3kFlat
Cheroot (USA) (USA)19£40.2kFlat
Rosso Corsa I (USA) (USA)02£0Flat
Global Heat (USA) (USA)01£201Flat
Pinata (USA) (USA)04£0Flat
California Blaze (USA) (USA)01£0Flat
Atlando (IRE) (IRE)412£153.7kFlat
Don Incauto (ARG) (ARG)05£12.2kFlat
Star Parade (ARG) (ARG)211£241.5kFlat
Immortalite (PER) (PER)01£0Flat
Cissy (ARG) (ARG)02£14kFlat

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