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trainer at course

Marcus Tregoning at Windsor

Updated 13 October 2026

The answer

  • What is Marcus Tregoning's record at Windsor? Marcus Tregoning has trained 5 winners from 69 runners at Windsor since January 2016 (7%). The latest winner there was Star Bayside Boy (IRE) on 3 Aug 2026.
  • How does Marcus Tregoning's record at Windsor compare with other courses? At Windsor, Marcus Tregoning has a 7.2% strike rate against 11.6% at all other British and Irish courses since 2016.
  • Which jockey has ridden the most winners for Marcus Tregoning at Windsor? Dougie Costello, with 1 win from 7 rides (14%) together at Windsor since 2016.
  • Which horse has won most often at Windsor for Marcus Tregoning? Star Bayside Boy (IRE), with 1 win from 1 run (100%) there since 2016.
Record at Windsor since 2016
5 wins from 69 runs (7%)
Prize money at Windsor
£54,007 GB
Last winner here
3 Aug 2026: Star Bayside Boy (IRE)
Runs here since last winner
None: the latest runner here won

Windsor v everywhere else

RacesAt WindsorOther courses
All races5 wins from 69 runs (7%)158 wins from 1,359 runs (12%)

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By season

SeasonRunsWinsWin %PlacedPlace %Prize money
Flat 20266116.7%233.3%£6,667 GB
Flat 20251100.0%00.0%£2,552 GB
Flat 20249222.2%444.4%£16,577 GB
Flat 2023300.0%133.3%£1,582 GB
Flat 20226116.7%350.0%£13,751 GB
Flat 2021400.0%250.0%£1,866 GB
Flat 2020100.0%00.0%£260 GB
Flat 2019500.0%120.0%£1,232 GB
Flat 2018600.0%00.0%£1,643 GB
Flat 20178112.5%225.0%£6,206 GB
Flat 20161000.0%110.0%£1,672 GB

By race type

Race typeRunsWinsWin %PlacedPlace %Prize money
Flat Turf · non-handicap3013.3%516.7%£15,357 GB
Flat Turf · handicap39410.3%1128.2%£38,651 GB

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By distance

DistanceRunsWinsWin %PlacedPlace %
5f to 6f1516.7%320.0%
7f to 1m1915.3%421.1%
9f to 11f2114.8%523.8%
12f to 13f14214.3%428.6%

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By going

GoingRunsWinsWin %PlacedPlace %
Good to Firm / Firm4536.7%1022.2%
Good11218.2%218.2%
Good to Soft / Yielding500.0%120.0%
Soft700.0%228.6%
Heavy100.0%1100.0%

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By month

MonthRunsWinsWin %PlacedPlace %
April400.0%00.0%
May12216.7%325.0%
June1800.0%316.7%
July1417.1%428.6%
August10110.0%220.0%
September100.0%00.0%
October10110.0%440.0%

By class

ClassRunsWinsWin %PlacedPlace %Prize money
Listed100.0%00.0%£4,605 GB
Class 2400.0%00.0%£932 GB
Class 3300.0%133.3%£5,686 GB
Class 41516.7%426.7%£11,502 GB
Class 54137.3%819.5%£25,223 GB
Class 65120.0%360.0%£6,060 GB

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Horses with the most wins at Windsor

HorseRunsWinsPlacedLast win hereLast run here
Star Bayside Boy (IRE) silksStar Bayside Boy (IRE)1113 Aug 263 Aug 26
Al Khawaneej River (FR) silksAl Khawaneej River (FR)11125 May 2425 May 24
Quietness (GB) silksQuietness (GB)11113 May 2413 May 24
Sir Titan (GB) silksSir Titan (GB)21110 Jul 1710 Jul 17
Wisper (IRE) silksWisper (IRE)51410 Oct 221 Jul 24

Jockeys at Windsor

JockeyRidesWinsWin %PlacedLatest
Dougie Costello7114.3%615 Jul 24
Trevor Whelan6116.7%118 Aug 25
Rob Hornby3133.3%23 Aug 26
Tyler Saunders1200.0%112 Aug 18
Martin Dwyer600.0%124 Jun 20
Hayley Turner400.0%020 Jun 22
Royston Ffrench300.0%027 May 19
Kieran Shoemark300.0%023 Jun 25

Biggest wins at Windsor

DateHorseRaceClassDistJockeySPPrize
10 Jul 17Sir Titan (GB) silksSir Titan (GB)BGC Racing Suports Thames Valley Air Ambulance HandicapClass 41mSteve Drowne3/1F£4,690
10 Oct 22Wisper (IRE) silksWisper (IRE)Follow @attheraces On Twitter Fillies' HandicapClass 51m2fAidan Keeley100/30£4,536
13 May 24Quietness (GB) silksQuietness (GB)Download The Racing App 43 Now Fillies' HandicapClass 51m3½fTrevor Whelan15/8F£4,397
3 Aug 26Star Bayside Boy (IRE) silksStar Bayside Boy (IRE)Wasdell Group Fillies' Restricted Novice StakesClass 56fRob Hornby16/1£4,320
25 May 24Al Khawaneej River (FR) silksAl Khawaneej River (FR)Sri Lanka Awaits You HandicapClass 61m3½fDougie Costello5/2F£3,768

Related links

Data as of 13 October 2026

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