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Horse profile

Uncle Bryn (GB)

3yo gelding (at last run, Sep 2021) · Last trainer John & Thady Gosden · Last owner Chasemore Farm Seymour Bloodstock
by Sea The Stars (IRE) out of Wall Of Sound (GB) (Singspiel)
6 runs · 6 courses · from Sep 2020
As at 15 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 25 Sep 2021 — 1,845 days ago. Our archive can't say whether the horse is still in training.
Last run Sep 2021 · 6th of 26 3 wins · Ascot, Wolverhampton (AW) & Kempton (AW) Last raced off OR 99
KTB Profile

Uncle Bryn (GB) is 3 from 6. Hasn't won since Sep 2021. Each win came on a first visit to the course. All 3 wins have come over 1m – 1m1f. Last raced off a career-high mark of 99.

Based on 6 archived runs · updated 15 Oct 2026

KTB Speed and Rating

KTB Speed

Best recent Speed 99 the best of the last 3 graded (A or B) runs · Epsom Downs, 20 Apr 2021

How fast the horse ran, as points against the day-corrected standard time for its course and distance: 100 is the median GB Class 4 handicap winner on that code; one point is 0.1% of the standard time. A, B or C is how much the day's card could tell us, not how good the run was.

Flat 6 figures · best 107C · median 93.5
GoingRunsBestMedianSince 15 Oct 2025
Good399B95—
Standard (AW)292A87.5—
Good to Firm1———
DistanceRunsBestMedianSince 15 Oct 2025
1m – 1m1f4107C93.5—
1m2f – 1m4f299B80.5—

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 6 figures from 6 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 103A the best of the last 3 rated runs · Newmarket, 25 Sep 2021 Official rating 99 at the last run, 25 Sep 2021

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.

Flat 6 figures · best 103A · median 93
GoingRunsBestMedianSince 15 Oct 2025
Good395A89—
Standard (AW)296A93.5—
Good to Firm1———
DistanceRunsBestMedianSince 15 Oct 2025
1m – 1m1f4103A95.5—
1m2f – 1m4f289A80.5—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 6 figures from 6 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

Progeny in our archive have won 15.7% of 9,913 runs since Jan 2008 (1,104 horses).

Strongest on good to firm going: 18.9% from 1,503. Weakest on heavy going: 9.3% from 452. Weakest over 2m5f – 3m (all codes): 11.5% from 139.

GoingRunsWinsSRvs sireThis horse
Firm18316.7%+1—
Good to Firm1,50328418.9%+3.20 from 1
Good2,63942015.9%+0.21 from 3
Good to Soft1,23520516.6%+0.9—
Soft1,52218612.2%−3.5—
Heavy452429.3%−6.4—
Standard (AW)2,54342016.5%+0.82 from 2
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f27414.8%−0.9—
6f – 7f77011314.7%−1—
1m – 1m1f2,08233215.9%+0.23 from 4
1m2f – 1m4f4,40475717.2%+1.50 from 2
1m5f – 2m1,88726213.9%−1.8—
2m1f – 2m4f5837312.5%−3.2—
2m5f – 3m1391611.5%−4.2—
Over 3m21314.3%−1.4—

Flat and jumps together (all codes) · since Jan 2008 · as at 14 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Wall Of Sound (GB) (Singspiel)

5 siblings in the archive, 4 winners — best of them Boomer (GB) (2 wins).

The wins came over 7f–1m4f; the highest grade won is Group 3 (Boomer (GB)).

ProduceRunsWinsWin tripsBest grade
Boomer (GB)827fGroup 3
Dambuster (GB)1021m–1m2fClass 4
Flighty Almighty (GB)611m½fClass 5
Echo Chamber (FR)511m4fClass 5
Rumbustious (GB)80——

Record by conditions

GoingRunsWinsSR£1
Good 3 1 33% +0.50
Standard (AW) 2 2 100% +2.72
Good to Firm 1 0 0% −1.00

ClassRunsWinsSR£1
Class 2 2 1 50% +1.50
Class 1 2 0 0% −2.00
Class 5 2 2 100% +2.72

CourseRunsWinsSR£1
Newmarket 1 0 0% −1.00
Ascot 1 1 100% +2.50
York 1 0 0% −1.00
Epsom Downs 1 0 0% −1.00
Wolverhampton (AW) 1 1 100% +0.22
Kempton (AW) 1 1 100% +2.50

DistanceRunsWinsSR£1
1m – 1m1f 4 3 75% +4.22
1m2f – 1m4f 2 0 0% −2.00

JockeyRunsWinsSR£1
Robert Havlin 3 2 67% +1.72
Frankie Dettori 3 1 33% +0.50

SeasonRunsWinsSR£1
2021 4 1 25% −0.50
2020 2 2 100% +2.72

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 ORSpdKTB Jockey SP
25 Sep 21+22d Newmarket bet365 Cambridgeshire Handicap (Heritage Handicap) Class 2 · 9f · Good To Firm · 26 ran 6/26 nk 9-0 99107C103A Robert Havlin 11/1
03 Sep 21+113d Ascot National Racehorse Week Handicap (Str) Class 2 · 8f · Good · 7 ran 1/7 9-6 9995A95A Frankie Dettori 5/2
13 May 21+23d York Al Basti Equiworld Dubai Dante Stakes (Group 2) Class 1 · 10.5f · Good · 10 ran 10/10 9 9-0 9962C72C Frankie Dettori 9/1
20 Apr 21+147d Epsom Downs Blue Riband Trial (Listed) Class 1 · 10f · Good · 8 ran 3/8 1¾ 9-1 9299B89A Frankie Dettori 11/10F
24 Nov 20+84d Wolverhampton (AW) Ladbrokes Watch Racing Online For Free EBF Novice Stakes Class 5 · 9.5f · Standard · 7 ran 1/7 9-9 —92A96A Robert Havlin 2/9F
01 Sep 20 Kempton (AW) British Stallion Studs EBF Maiden Stakes Class 5 · 8f · Standard To Slow · 11 ran 1/11 9-5 —83A91A Robert Havlin 5/2J

Quick answers

How many races has Uncle Bryn (GB) won?
Uncle Bryn (GB) won 3 of 6 archived starts between 2020 and 2021, a strike rate of 50%. Placed 4 times in total (66.7% of starts).
Who trained Uncle Bryn (GB)?
Uncle Bryn (GB) was trained by John & Thady Gosden on the most recent run on record, at Newmarket on 25 September 2021.
Who is Uncle Bryn (GB)'s sire?
Uncle Bryn (GB) is by Sea The Stars (IRE) out of Wall Of Sound (GB), whose sire is Singspiel.
What going does Uncle Bryn (GB) prefer?
Uncle Bryn (GB) has the best record on good going: 1 win from 3 starts (33.3%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Uncle Bryn (GB)'s official rating?
The most recent official rating on record is 99, from the run on 25 September 2021. That is also the highest on record.
What is Uncle Bryn (GB)'s sire's record?
Sea The Stars (IRE)'s progeny in our archive have won 15.7% of 9,913 runs since Jan 2008 (1,104 horses), Flat and jumps together. Strongest on good to firm going: 18.9% from 1,503. Weakest on heavy going: 9.3% from 452. Weakest over 2m5f – 3m (all codes): 11.5% from 139.
Who are Uncle Bryn (GB)'s siblings?
Out of Wall Of Sound (GB), Uncle Bryn (GB) has 5 other produce in our archive, 4 of them winners. Most wins: Boomer (GB) (2). Highest grade won: Group 3 (Boomer (GB)). The wins came over 7f–1m4f. As at Oct 2026.

Record shown from September 2020. 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.