Jack Boy (IRE)
Jack Boy (IRE) is yet to win from 11 starts, though has placed twice. Best effort: 2nd of 3 at Saint-Malo (Sep 2015).
- 0–11Wins / Runs
- 0%Strike rate
- 2 (18.2%)Placed
- −11.00£1 level staken=11 at SP
- 0.00Fair A/E n=10 · 0.00 incl. margin
- 72dAvg between runs
A/E compares actual wins with what starting prices implied. "Fair" strips the bookmaker margin from the expectation, so favourites and longshots are judged on the same footing — figures near 1.00 mean the market priced this horse about right.
KTB Speed and Rating
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
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
Progeny in our archive have won 8.5% of 4,330 runs since Jan 2008 (330 horses).
| Going | Runs | Wins | SR | vs sire | This horse |
|---|---|---|---|---|---|
| Firm | 53 | 6 | 11.3% | +2.8 | — |
| Good to Firm | 680 | 50 | 7.4% | −1.1 | — |
| Good | 1,001 | 78 | 7.8% | −0.7 | 0 from 1 |
| Good to Soft | 461 | 39 | 8.5% | 0 | 0 from 1 |
| Soft | 765 | 72 | 9.4% | +0.9 | 0 from 4 |
| Heavy | 317 | 27 | 8.5% | 0 | 0 from 1 |
| Standard (AW) | 1,053 | 97 | 9.2% | +0.7 | 0 from 4 |
| Distance (all codes) | Runs | Wins | SR | vs sire | This horse |
|---|---|---|---|---|---|
| Under 6f | 77 | 8 | 10.4% | +1.9 | — |
| 6f – 7f | 925 | 91 | 9.8% | +1.3 | — |
| 1m – 1m1f | 877 | 68 | 7.8% | −0.7 | 0 from 1 |
| 1m2f – 1m4f | 1,046 | 74 | 7.1% | −1.4 | 0 from 10 |
| 1m5f – 2m | 926 | 89 | 9.6% | +1.1 | — |
| 2m1f – 2m4f | 380 | 31 | 8.2% | −0.3 | — |
| 2m5f – 3m | 89 | 7 | 7.9% | −0.6 | — |
| Over 3m | 10 | 1 | 10% | +1.5 | — |
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
1 sibling in the archive, 1 winner — best of them Jeanne Girl (IRE) (1 win).
The wins came over 6f.
| Produce | Runs | Wins | Win trips | Best grade |
|---|---|---|---|---|
| Jeanne Girl (IRE) | 7 | 1 | 6f | — |
Record by conditions
| Going | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Standard (AW) | 4 | 0 | 0% | −4.00 |
| Soft | 4 | 0 | 0% | −4.00 |
| Heavy | 1 | 0 | 0% | −1.00 |
| Good | 1 | 0 | 0% | −1.00 |
| Good to Soft | 1 | 0 | 0% | −1.00 |
| Course | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Maisons-Laffitte (FR) | 3 | 0 | 0% | −3.00 |
| Chantilly (FR) | 3 | 0 | 0% | −3.00 |
| Deauville (FR) | 2 | 0 | 0% | −2.00 |
| Saint-Cloud (FR) | 2 | 0 | 0% | −2.00 |
| Saint-Malo | 1 | 0 | 0% | −1.00 |
| Distance | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| 1m2f – 1m4f | 10 | 0 | 0% | −10.00 |
| 1m – 1m1f | 1 | 0 | 0% | −1.00 |
| Jockey | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Cristian Demuro | 5 | 0 | 0% | −5.00 |
| Alexandre Roussel | 1 | 0 | 0% | −1.00 |
| Mr Jean-Philippe Boisgontier | 1 | 0 | 0% | −1.00 |
| Mlle Jessica Marcialis | 1 | 0 | 0% | −1.00 |
| Theo Bachelot | 1 | 0 | 0% | −1.00 |
| Mr Yannick Mergirie | 1 | 0 | 0% | −1.00 |
| Mr Pierre J Fertillet | 1 | 0 | 0% | −1.00 |
| Headgear | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Blinkers | 6 | 0 | 0% | −6.00 |
| Cheekpieces | 4 | 0 | 0% | −4.00 |
| None | 1 | 0 | 0% | −1.00 |
| Season | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| 2015 | 7 | 0 | 0% | −7.00 |
| 2013 | 4 | 0 | 0% | −4.00 |
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
Quick answers
- How many races has Jack Boy won?
- Jack Boy (IRE) has yet to win, from 11 archived starts between 2013 and 2015. Placed 2 times in total (18.2% of starts).
- Who trained Jack Boy?
- Jack Boy (IRE) was trained by Gianluca Bietolini on the most recent run on record, at Maisons-Laffitte (FR) on 18 September 2015.
- Who is Jack Boy's sire?
- Jack Boy (IRE) is by Hawk Wing (USA) out of Sister Golightly (GB), whose sire is Mtoto.
- What is Jack Boy's sire's record?
- Hawk Wing (USA)'s progeny in our archive have won 8.5% of 4,330 runs since Jan 2008 (330 horses), Flat and jumps together.
- Who are Jack Boy's siblings?
- Out of Sister Golightly (GB), Jack Boy (IRE) has 1 other produce in our archive, 1 of them a winner. Most wins: Jeanne Girl (IRE) (1). The wins came over 6f. As at Oct 2026.