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Horse profile

Son Du Berlais (FR)

4yo gelding (at last run, Oct 2014) · Last trainer Nicky Henderson · Last owner John P Mcmanus
by Muhtathir (GB) out of King's Daughter (FR) (King's Theatre)
4 runs · 3 courses · from Mar 2014
As at 28 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 25 Oct 2014 — 4,386 days ago. Our archive can't say whether the horse is still in training.
Last run Oct 2014 2 wins · Newton Abbot & Auteuil (FR) Beaten favourite LTO Last raced off OR 142
KTB Profile

Son Du Berlais (FR) is 2 from 4. Hasn't won since Sep 2014.

Based on 4 archived runs · updated 28 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

Best recent KTB Rating 124B the best of the last 1 rated run · Newton Abbot, 29 Sep 2014 Official rating 142 at the last run, 25 Oct 2014

What the horse achieved in each race, in pounds on the official-rating scale, from the weight carried, the lengths beaten and the race's own level solved across the archive — never the market, never the official rating as a starting point. The headline is the best of the horse's last three rated runs on that code. A, B or C on a run is how much known form was in that race. What this means →

Jumps 1 figure · too few for a breakdown

Of 2 runs looked at, 1 has no figure: did not complete (or a non-runner row) (1).

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 1 figure from 2 runs · as at 4 Oct 2026 · 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
Muhtathir (GB)

Progeny in our archive have won 11.3% of 4,713 runs since Jan 2008 (494 horses).

Weakest on standard (aw) going: 7.9% from 967.

GoingRunsWinsSRvs sireThis horse
Firm100%−11.3—
Good to Firm1291310.1%−1.2—
Good90011713%+1.71 from 1
Good to Soft657629.4%−1.9—
Soft1,39617912.8%+1.51 from 2
Heavy6598312.6%+1.30 from 1
Standard (AW)967767.9%−3.4—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f3438.8%−2.5—
6f – 7f505438.5%−2.8—
1m – 1m1f950909.5%−1.8—
1m2f – 1m4f949869.1%−2.2—
1m5f – 2m7259713.4%+2.1—
2m1f – 2m4f1,16615513.3%+22 from 4
2m5f – 3m3194313.5%+2.2—
Over 3m651421.5%+10.2—

Flat and jumps together (all codes) · since Jan 2008 · as at 28 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
King's Daughter (FR) (King's Theatre)

9 siblings in the archive, 6 winners — best of them James Du Berlais (FR) (7 wins).

The wins came over 2m–2m7f; the highest grade won is Grade 1 (Goliath Du Berlais (FR)).

ProduceRunsWinsWin tripsBest grade
James Du Berlais (FR)3472m2f–2m5fGrade 2
Goliath Du Berlais (FR)1272m1½f–2m6fGrade 1
William Du Berlais (FR)2952m–2m7f—
Brother Du Berlais (FR)522m2f–2m5½fClass 2
Queen Du Berlais (FR)1022m1½f–2m6fGrade 3
David Du Berlais (FR)312m2fListed
Sister Du Berlais (FR)30——
Hercule Du Berlais (FR)10——
Ragnar Du Berlais (FR)10——

Record by conditions

GoingRunsWinsSR£1
Soft 2 1 50% +5.40
Good 1 1 100% +0.20
Heavy 1 0 0% −1.00

ClassRunsWinsSR£1
Class 1 1 0 0% −1.00
Class 4 1 1 100% +0.20

CourseRunsWinsSR£1
Auteuil (FR) 2 1 50% +5.40
Chepstow 1 0 0% −1.00
Newton Abbot 1 1 100% +0.20

JockeyRunsWinsSR£1
A P McCoy 2 1 50% −0.80
Ludovic Philipperon 2 1 50% +5.40

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 ORKTB Jockey SP
2014 · 4 runs
25 Oct 14+26d Chepstow totepool Persian War Novices' Hurdle (Grade 2) Class 1 · 19.5f · Soft · 8 ran PU/8 — 11-7 142— A P McCoy 6/4F
29 Sep 14+184d Newton Abbot Happy Birthday Tomorrow Mum 'national Hunt' Novices' Hurdle Class 4 · 18.5f · Good · 5 ran 1/5 11-4 —124B A P McCoy 1/5F
29 Mar 14+27d Auteuil (FR) Prix Romantisme (Hurdle) (Conditions) (4yo Colts & Geldings) (Turf) 17.5f · Very Soft · 17 ran 1/17 10-6 —— Ludovic Philipperon 32/5
02 Mar 14 Auteuil (FR) Prix Rohan (Hurdle) () (4yo+ Unraced over hurdles & fences) (Turf) 18f · Heavy · 12 ran 4/12 30 10-3 —— Ludovic Philipperon 17/1

Quick answers

How many races has Son Du Berlais won?
Son Du Berlais (FR) won 2 of 4 archived starts in 2014, a strike rate of 50%. Placed 2 times in total (50% of starts).
Who trained Son Du Berlais?
Son Du Berlais (FR) was trained by Nicky Henderson on the most recent run on record, at Chepstow on 25 October 2014.
Who is Son Du Berlais's sire?
Son Du Berlais (FR) is by Muhtathir (GB) out of King's Daughter (FR), whose sire is King's Theatre.
What is Son Du Berlais's official rating?
The most recent official rating on record is 142, from the run on 25 October 2014. That is also the highest on record.
What is Son Du Berlais's sire's record?
Muhtathir (GB)'s progeny in our archive have won 11.3% of 4,713 runs since Jan 2008 (494 horses), Flat and jumps together. Weakest on standard (aw) going: 7.9% from 967.
Who are Son Du Berlais's siblings?
Out of King's Daughter (FR), Son Du Berlais (FR) has 9 other produce in our archive, 6 of them winners. Most wins: James Du Berlais (FR) (7). Highest grade won: Grade 1 (Goliath Du Berlais (FR)). The wins came over 2m–2m7f. As at Oct 2026.

Record shown from March 2014. 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.