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Horse profile

Porsenna (IRE)

10yo horse (at last run, Jun 2020) · Last trainer C Martinon · Last owner Philippe Desplaces
by Dylan Thomas (IRE) out of Miss Mariduff (USA) (Hussonet)
17 runs · 8 courses · from Dec 2016
As at 22 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 21 Jun 2020 — 2,313 days ago. Our archive can't say whether the horse is still in training.
Last run Jun 2020 · 5th of 13 6 wins · Deauville (FR) & Chantilly (FR)
KTB Profile

Porsenna (IRE) is 6 from 17. Hasn't won since May 2020. 4 of 5 starts at Deauville (FR) have ended in wins.

Based on 17 archived runs · updated 22 Oct 2026

KTB Speed and Rating

KTB Speed

No KTB Speed figures for this horse. The engine scores GB and Irish racing from Oct 2016; runs elsewhere, or earlier, have no figure.

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 0 figures from 0 runs · a record, not a forecast

KTB Rating

No KTB Rating figures for this horse. The engine scores GB and Irish racing; runs elsewhere, or earlier, have no figure.

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 0 figures from 0 runs · a record, not a forecast

Both figures are KTB's own, computed from the archive; no vendor rating enters either. Every run's figure is on its form line below with its grade. Grades measure how much the archive could see, never the merit of the run.

Run style is derived from in-running commentary, which our data provider does not supply for this horse's races.

Pedigree intelligence

Sire

Progeny in our archive have won 10.5% of 7,487 runs since Jan 2008 (533 horses).

Strongest at trips under 6f (all codes): 17.7% from 192.

GoingRunsWinsSRvs sireThis horse
Firm50612%+1.5—
Good to Firm6467912.2%+1.7—
Good2,07223911.5%+11 from 3
Good to Soft1,1381119.8%−0.70 from 2
Soft1,7111549%−1.50 from 4
Heavy6496510%−0.5—
Standard (AW)1,22013210.8%+0.35 from 8
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f1923417.7%+7.2—
6f – 7f691608.7%−1.81 from 1
1m – 1m1f1,21412510.3%−0.24 from 11
1m2f – 1m4f1,24812710.2%−0.31 from 5
1m5f – 2m1,81118210%−0.5—
2m1f – 2m4f1,55117111%+0.5—
2m5f – 3m6466610.2%−0.3—
Over 3m1342115.7%+5.2—

Flat and jumps together (all codes) · since Jan 2008 · as at 21 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Miss Mariduff (USA) (Hussonet)

8 siblings in the archive, 3 winners — best of them Astrelle (IRE) (2 wins).

The wins came over 5f–1m4f; the highest grade won is Class 2 (Astrelle (IRE)).

ProduceRunsWinsWin tripsBest grade
Astrelle (IRE)1227fClass 2
Execlusive (IRE)825fClass 5
Our Candidate (IRE)1211m4fClass 5
Lady Cleo (IRE)70——
Complementary (IRE)20——
Basileus (IRE)20——
Libertine (IRE)90——
La Bella Otero (IRE)60——

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 8 5 63% +32.70
Soft 4 0 0% −3.00
Good 3 1 33% +12.70
Good to Soft 2 0 0% −2.00

CourseRunsWinsSR£1
Deauville (FR) 5 4 80% +26.80
Chantilly (FR) 4 2 50% +20.60
Vichy (FR) 2 0 0% −2.00
Saint-Cloud (FR) 2 0 0% −2.00
Argentan (FR) 1 0 0% —
Compiegne (FR) 1 0 0% −1.00
Dieppe (FR) 1 0 0% −1.00
Longchamp (FR) 1 0 0% −1.00

DistanceRunsWinsSR£1
1m – 1m1f 11 4 36% +29.10
1m2f – 1m4f 5 1 20% +10.70
6f – 7f 1 1 100% +0.60

JockeyRunsWinsSR£1
Delphine Santiago 7 2 29% +18.40
Christophe Soumillon 2 2 100% +15.50
Aurelien Lemaitre 1 0 0% −1.00
Eddy Hardouin 1 0 0% −1.00
Alexis Larue 1 0 0% −1.00
Mlle Barbara Guenet 1 0 0% −1.00
Kyllan Barbaud 1 1 100% +2.50
Thomas Trullier 1 0 0% −1.00
Guillaume Millet 1 0 0% −1.00
Mlle Aude Duporte 1 1 100% +10.00

HeadgearRunsWinsSR£1
None 9 3 33% +27.40
Cheekpieces 6 3 50% +15.00
Blinkers 2 0 0% −2.00

SeasonRunsWinsSR£1
2020 8 2 25% +17.40
2019 1 0 0% −1.00
2018 4 1 25% −0.50
2017 3 2 67% +14.50
2016 1 1 100% +10.00

Splits include every sample, however small — muted rows are under 3 runs. A one-from-one record is a fact, not a trend: read the Runs column before the strike rate.

Form

DateCourseRace PosBtn Wgt Jockey SP
21 Jun 20+10d Argentan (FR) Prix LB Batiment (Claimer) Turf) 9.5f · Very Soft · 13 ran 5/13 ¾ 9-7 Delphine Santiago —
11 Jun 20+16d Compiegne (FR) Prix de l'Ile Saint-Louis (Handicap) (5yo+) (Turf) 10f · Good To Soft · 12 ran 9/12 ½ 9-2 Delphine Santiago 22/1
26 May 20+5d Dieppe (FR) Prix Toyota Toys Motors (Handicap) (5yo+) (Turf) 12f · Soft · 13 ran 12/13 1¼ 8-9 Delphine Santiago 16/1
21 May 20+4d Deauville (FR) Prix du Pavillon Dauphine (Handicap) (5yo+) (Round Course) (Turf) 10f · Good · 12 ran 1/12 8-9 Delphine Santiago 147/10
17 May 20+3d Vichy (FR) Prix Agent Double (Handicap) (4yo+) (Turf) 10f · Soft · 14 ran 12/14 ½ 9-5 Aurelien Lemaitre 61/10
14 May 20+65d Longchamp (FR) Prix de Glatigny (Handicap) (5yo+) (Grande Course) (Turf) 8f · Good · 16 ran 7/16 hd 8-8 Delphine Santiago 11/1
10 Mar 20+7d Chantilly (FR) Prix du Haras au Bois (Conditions) (4yo+) (All-Weather Track) (Polytrack) 9.5f · Standard · 14 ran 1/14 9-1 Delphine Santiago 77/10
03 Mar 20+334d Chantilly (FR) Prix du Pays Valoisien (Handicap) (4yo+) (All-Weather Track) (Polytrack) 9.5f · Standard · 16 ran 3/16 1½ 9-0 Delphine Santiago 13/1
04 Apr 19+111d Saint-Cloud (FR) Prix du Bearn (Handicap) (5yo+) (Turf) 8f · Soft · 17 ran 3/17 hd 8-11 Eddy Hardouin 32/1
14 Dec 18+77d Deauville (FR) Prix de Bonnerie (Claimer) (4yo+) (All-Weather Track) (Polytrack) 9.5f · Standard · 15 ran 3/15 ¾ 9-6 Alexis Larue 29/10F
28 Sep 18+30d Saint-Cloud (FR) Prix de Houdan (Claimer) (4yo+) (Turf) 8f · Good · 9 ran 3/9 hd 9-13 Mlle Barbara Guenet 1/2F
29 Aug 18+135d Deauville (FR) Prix des Fresneaux (Claimer) (4yo+) (Apprentices & Young Jockeys) (Polytrack) 9.5f · Standard · 14 ran 1/14 8-8 Kyllan Barbaud 5/2F
16 Apr 18+271d Chantilly (FR) Prix du Reposoir (Claimer) (5yo+) (Polytrack) 8f · Standard · 10 ran 2/10 2 8-13 Thomas Trullier 54/10
19 Jul 17+94d Vichy (FR) Grand Prix de Vichy (3yo+) (Turf) 10f · Good To Soft · 6 ran 4/6 4½ 9-2 Guillaume Millet 8/1
16 Apr 17+40d Chantilly (FR) Prix Thor (Handicap) (5yo+) (Polytrack) 9.5f · Standard · 16 ran 1/16 9-4 Christophe Soumillon 149/10
07 Mar 17+90d Deauville (FR) Prix de Saint-Julien le Faucon (Claimer) (5yo+) (Polytrack) 7.5f · Standard · 9 ran 1/9 9-6 Christophe Soumillon 3/5F
07 Dec 16 Deauville (FR) Prix des Perrets (Claimer) (4yo+) (Lady Riders) (Polytrack) 9.5f · Standard · 12 ran 1/12 9-4 Mlle Aude Duporte 10/1

Quick answers

How many races has Porsenna (IRE) won?
Porsenna (IRE) won 6 of 17 archived starts between 2016 and 2020, a strike rate of 35.3%. Placed 11 times in total (64.7% of starts).
Who trained Porsenna (IRE)?
Porsenna (IRE) was trained by C Martinon on the most recent run on record, at Argentan (FR) on 21 June 2020.
Who is Porsenna (IRE)'s sire?
Porsenna (IRE) is by Dylan Thomas (IRE) out of Miss Mariduff (USA), whose sire is Hussonet.
What going does Porsenna (IRE) prefer?
Porsenna (IRE) has the best record on standard (aw) going: 5 wins from 8 starts (62.5%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Porsenna (IRE)'s sire's record?
Dylan Thomas (IRE)'s progeny in our archive have won 10.5% of 7,487 runs since Jan 2008 (533 horses), Flat and jumps together. Strongest at trips under 6f (all codes): 17.7% from 192.
Who are Porsenna (IRE)'s siblings?
Out of Miss Mariduff (USA), Porsenna (IRE) has 8 other produce in our archive, 3 of them winners. Most wins: Astrelle (IRE) (2). Highest grade won: Class 2 (Astrelle (IRE)). The wins came over 5f–1m4f. As at Oct 2026.

Record shown from December 2016. Our archive holds racing in Great Britain, Ireland and France from January 2005. Runs in other countries are not in it, and earlier runs are not available from our data provider. In-running comments are available from 2024 onward.