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Horse profile

Derrinlaur Bill (IRE)

5yo mare (at last run, Oct 2021) · Last trainer David Harry Kelly · Last owner C Hewitt
by Windsor Knot (IRE) out of Lady Bellamy (IRE) (Black Sam Bellamy)
3 runs · 3 courses · from Jun 2020
As at 27 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 3 Oct 2021 — 1,850 days ago. Our archive can't say whether the horse is still in training.
Last run Oct 2021 Won at Limerick
KTB Profile

Derrinlaur Bill (IRE) is 1 from 3. Hasn't won since Jun 2020.

Based on 3 archived runs · updated 27 Oct 2026

KTB Speed and Rating

KTB Speed

Best recent Speed 32 the best of the last 1 graded (A or B) run · Limerick, 22 Jun 2020

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. What this means →

Jumps 1 figure · too few for a breakdown

Of 3 runs looked at, 2 have no figure: did not complete (2).

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 1 figure from 3 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 107A the best of the last 1 rated run · Limerick, 22 Jun 2020

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

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 1 figure from 3 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 8.5% of 1,319 runs since Jan 2008 (81 horses).

Strongest at trips under 6f (all codes): 13.8% from 109. Weakest over 1m2f – 1m4f (all codes): 5.5% from 127.

GoingRunsWinsSRvs sireThis horse
Firm500%−8.5—
Good to Firm141117.8%−0.7—
Good415419.9%+1.41 from 2
Good to Soft1281310.2%+1.7—
Soft323247.4%−1.10 from 1
Heavy11576.1%−2.4—
Standard (AW)192168.3%−0.2—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f1091513.8%+5.3—
6f – 7f260218.1%−0.4—
1m – 1m1f1912010.5%+2—
1m2f – 1m4f12775.5%−3—
1m5f – 2m286186.3%−2.21 from 2
2m1f – 2m4f2152310.7%+2.20 from 1
2m5f – 3m10976.4%−2.1—
Over 3m2214.5%−4—

Flat and jumps together (all codes) · since Jan 2008 · as at 27 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Lady Bellamy (IRE) (Black Sam Bellamy)

1 sibling in the archive, 1 winner — best of them Reserve Tank (IRE) (6 wins).

The wins came over 2m–2m5f; the highest grade won is Grade 1 (Reserve Tank (IRE)).

ProduceRunsWinsWin tripsBest grade
Reserve Tank (IRE)3262m–2m5fGrade 1

Record by conditions

GoingRunsWinsSR£1
Good 2 1 50% +4.00
Soft 1 0 0% −1.00

CourseRunsWinsSR£1
Killarney 1 0 0% −1.00
Gowran Park 1 0 0% −1.00
Limerick 1 1 100% +5.00

DistanceRunsWinsSR£1
1m5f – 2m 2 1 50% +4.00
2m1f – 2m4f 1 0 0% −1.00

JockeyRunsWinsSR£1
B J Cooper 1 0 0% −1.00
Sean Flanagan 1 0 0% −1.00
Mr J J Codd 1 1 100% +5.00

HeadgearRunsWinsSR£1
None 2 0 0% −2.00
Hood 1 1 100% +5.00

SeasonRunsWinsSR£1
2021 2 0 0% −2.00
2020 1 1 100% +5.00

TypeRunsWinsSR£1
Hurdle 2 0 0% −2.00
NH Flat 1 1 100% +5.00

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 SpdKTB Jockey SP
2021 · 2 runs
03 Oct 21+2d Killarney BetVictor Proud To Support Irish Racing Irish EBF Mares Maiden Hurdle 17f · Yielding To Soft · 9 ran PU/9 — 11-9 —— B J Cooper 6/1
01 Oct 21+466d Gowran Park BetVictor Pat Walsh Memorial Irish EBF Mares Hurdle (Listed) 16f · Good · 9 ran PU/9 — 10-11 —— Sean Flanagan 100/1
2020 · 1 run
22 Jun 20 Limerick Irish Stallion Farms EBF 4-Y-O Fillies Flat Race 16.5f · Good · 12 ran 1/12 11-7 32A107A Mr J J Codd 5/1

Quick answers

How many races has Derrinlaur Bill won?
Derrinlaur Bill (IRE) won 1 of 3 archived starts between 2020 and 2021, a strike rate of 33.3%. Placed 1 time in total (33.3% of starts).
Who trained Derrinlaur Bill?
Derrinlaur Bill (IRE) was trained by David Harry Kelly on the most recent run on record, at Killarney on 3 October 2021.
Who is Derrinlaur Bill's sire?
Derrinlaur Bill (IRE) is by Windsor Knot (IRE) out of Lady Bellamy (IRE), whose sire is Black Sam Bellamy.
What is Derrinlaur Bill's sire's record?
Windsor Knot (IRE)'s progeny in our archive have won 8.5% of 1,319 runs since Jan 2008 (81 horses), Flat and jumps together. Strongest at trips under 6f (all codes): 13.8% from 109. Weakest over 1m2f – 1m4f (all codes): 5.5% from 127.
Who are Derrinlaur Bill's siblings?
Out of Lady Bellamy (IRE), Derrinlaur Bill (IRE) has 1 other produce in our archive, 1 of them a winner. Most wins: Reserve Tank (IRE) (6). Highest grade won: Grade 1 (Reserve Tank (IRE)). The wins came over 2m–2m5f. As at Oct 2026.

Record shown from June 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.