Skip to content
Horse profile

Hart So Big (FR)

5yo horse (at last run, Apr 2022) · Last trainer Alain Couetil · Last owner Thierry Pigeon Couetil Elevage
by Martaline (GB) out of Sweeny (FR) (Lavirco)
3 runs · 1 course · from Mar 2022
As at 4 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 30 Apr 2022 — 1,649 days ago. Our archive can't say whether the horse is still in training.
Last run Apr 2022
KTB Profile

Hart So Big (FR) is yet to win from three starts, all at Auteuil (FR) between Mar 2022 and Apr 2022. The horse raced over 2m1f – 2m4f on soft and heavy ground. His last run, in the Prix Roger Duchene - Grand Prix des Jeunes Jockeys at Auteuil (FR) in Apr 2022, produced no placed effort. By Martaline (GB) out of Sweeny (FR), he was trained by Alain Couetil.

Based on 3 archived runs · updated 4 Nov 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
Martaline (GB)

Progeny in our archive have won 14.2% of 7,347 runs since Aug 2008 (723 horses).

Weakest on standard (aw) going: 9.4% from 128. Weakest over 1m – 1m1f (all codes): 10% from 120.

GoingRunsWinsSRvs sireThis horse
Firm100%−14.2—
Good to Firm701420%+5.8—
Good1,27318614.6%+0.4—
Good to Soft1,02614914.5%+0.3—
Soft3,13740913%−1.20 from 2
Heavy1,70927215.9%+1.70 from 1
Standard (AW)128129.4%−4.8—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f300%−14.2—
6f – 7f39615.4%+1.2—
1m – 1m1f1201210%−4.2—
1m2f – 1m4f2692910.8%−3.4—
1m5f – 2m1,52123615.5%+1.3—
2m1f – 2m4f3,52551614.6%+0.40 from 3
2m5f – 3m1,49520413.6%−0.6—
Over 3m3754010.7%−3.5—

Flat and jumps together (all codes) · since Aug 2008 · as at 4 Nov 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Sweeny (FR) (Lavirco)

3 siblings in the archive, 1 winner — best of them Goven (FR) (1 win).

The wins came over 1m7½f.

ProduceRunsWinsWin tripsBest grade
Goven (FR)511m7½f—
Elvira (FR)60——
Fabuleuse Sween (FR)10——

Record by conditions

GoingRunsWinsSR£1
Soft 2 0 0% −2.00
Heavy 1 0 0% −1.00

JockeyRunsWinsSR£1
Dillon Geffray 1 0 0% −1.00
Thomas Beaurain 1 0 0% −1.00
Christopher Grosbois 1 0 0% −1.00

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
2022 · 3 runs
30 Apr 22+27d Auteuil (FR) Prix Roger Duchene - Grand Prix des Jeunes Jockeys (Hurdle) (Handicap) (5yo+) (Turf) 2m2f · Very Soft · 16 ran UR/16 — 10-13 Dillon Geffray 32/5
03 Apr 22+28d Auteuil (FR) Prix Guy Hunault (Hurdle) (Conditions) (5yo) (Turf) 2m2f · Very Soft · 12 ran 8/12 1 10-10 Thomas Beaurain 10/1
06 Mar 22 Auteuil (FR) Prix Souviens-Toi (Hurdle) (Handicap) (5yo) (Turf) 2m2f · Heavy · 15 ran 6/15 4 10-6 Christopher Grosbois 12/1

Quick answers

How many races has Hart So Big won?
Hart So Big (FR) has yet to win, from 3 archived starts in 2022.
Who trained Hart So Big?
Hart So Big (FR) was trained by Alain Couetil on the most recent run on record, at Auteuil (FR) on 30 April 2022.
Who is Hart So Big's sire?
Hart So Big (FR) is by Martaline (GB) out of Sweeny (FR), whose sire is Lavirco.
What is Hart So Big's sire's record?
Martaline (GB)'s progeny in our archive have won 14.2% of 7,347 runs since Aug 2008 (723 horses), Flat and jumps together. Weakest on standard (aw) going: 9.4% from 128. Weakest over 1m – 1m1f (all codes): 10% from 120.
Who are Hart So Big's siblings?
Out of Sweeny (FR), Hart So Big (FR) has 3 other produce in our archive, 1 of them a winner. Most wins: Goven (FR) (1). The wins came over 1m7½f. As at Nov 2026.

Record shown from March 2022. Our archive holds racing in Great Britain, Ireland and France from January 2005. Any runs before that, or in other countries, are not in it. In-running comments are available from 2024 onward.