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Horse profile

Seaxburh (IRE)

2yo filly · Trainer Joseph Patrick O'Brien · Owner O T I Racing
by Saxon Warrior (JPN) out of Kitty Matcham (IRE) (Rock Of Gibraltar)
7 runs · 6 courses · from May 2026
As at 25 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Won at Killarney (IRE) Last run 11 Oct 2026 · 10th of 12 Last raced off OR 83
KTB Profile

Seaxburh is a filly by Saxon Warrior out of a Rock Of Gibraltar mare who has one win from seven starts on turf. The success came in an Irish Stallion Farms EBF Nursery Handicap at Killarney in Aug 2026 over 1m – 1m1f on good ground off an official rating of 77. She has never won at 6f – 7f and is zero from three on soft or good to soft. Her last run, at Naas in Oct 2026, was off a career-high mark of 83 when she finished 10 of 12.

Based on 7 archived runs · run-style from 7 commented runs since May 2026 · updated 25 Oct 2026
KTB at a glance Typically held up Wins on good or faster

KTB Speed and Rating

KTB Speed

Best recent Speed 78 the best of the last 3 graded (A or B) runs · Killarney (IRE), 21 Aug 2026

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 →

Flat 6 figures · best 88A · median 71.5
GoingRunsBestMedianSince 25 Oct 2025
Good478A71.54 runs · 78 / 71.5
Soft1——1 run · —
Good to Soft1——1 run · —
DistanceRunsBestMedianSince 25 Oct 2025
6f – 7f588A715 runs · 88 / 71
1m – 1m1f1——1 run · —

Of 7 runs looked at, 1 has no figure: not enough races on the card to set the day (under 4) (1).

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 6 figures from 7 runs · as at 19 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 89B the best of the last 3 rated runs · Killarney (IRE), 21 Aug 2026 Official rating 83 at the last run, 11 Oct 2026

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 →

Flat 7 figures · best 89B · median 77
GoingRunsBestMedianSince 25 Oct 2025
Good489B814 runs · 89 / 81
Soft276A682 runs · 76 / 68
Good to Soft1——1 run · —
DistanceRunsBestMedianSince 25 Oct 2025
6f – 7f685A76.56 runs · 85 / 76.5
1m – 1m1f1——1 run · —

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 7 figures from 7 runs · as at 19 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 from 7 analysed runs since May 2026

  • Held up 5 (71%) · 1 win
  • Prominent 1 (14%) · 0 wins
  • Mid-division 1 (14%) · 0 wins

Pedigree intelligence

Sire

Progeny in our archive have won 11.5% of 2,894 runs since Jan 2008 (361 horses).

Strongest on standard (aw) going: 14.9% from 938. Weakest on heavy going: 5.9% from 136.

GoingRunsWinsSRvs sireThis horse
Firm5240%+28.5—
Good to Firm3734712.6%+1.1—
Good692659.4%−2.11 from 4
Good to Soft3333410.2%−1.30 from 1
Soft417378.9%−2.60 from 2
Heavy13685.9%−5.6—
Standard (AW)93814014.9%+3.4—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f6934.3%−7.2—
6f – 7f8869610.8%−0.70 from 6
1m – 1m1f88710411.7%+0.21 from 1
1m2f – 1m4f79610413.1%+1.6—
1m5f – 2m1902211.6%+0.1—
2m1f – 2m4f6546.2%−5.3—
2m5f – 3m100%−11.5—

Flat and jumps together (all codes) · since Jan 2008 · as at 25 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Kitty Matcham (IRE) (Rock Of Gibraltar)

9 siblings in the archive, 6 winners — best of them Mack The Knife (IRE) (4 wins).

The wins came over 6f–2m; the highest grade won is Class 3 (Sam Missile (IRE)).

ProduceRunsWinsWin tripsBest grade
Mack The Knife (IRE)1341m3f–1m4fClass 5
Sam Missile (IRE)5331m–2mClass 3
Marciano (IRE)1226f–1mClass 4
Aratori (IRE)216½f—
Breeze (IRE)911mClass 5
Marciano I (IRE)416f–1mClass 4
Katie Bairdie (IRE)70——
Mneefah (IRE)30——
Patent Joy (IRE)30——

Record by conditions

GoingRunsWinsSR£1
Good 4 1 25% +0.00
Soft 2 0 0% −2.00
Good to Soft 1 0 0% −1.00

CourseRunsWinsSR£1
Roscommon 2 0 0% −2.00
Naas (IRE) 1 0 0% −1.00
Killarney (IRE) 1 1 100% +3.00
Galway (IRE) 1 0 0% −1.00
Gowran Park (IRE) 1 0 0% −1.00
Down Royal (IRE) 1 0 0% −1.00

DistanceRunsWinsSR£1
6f – 7f 6 0 0% −6.00
1m – 1m1f 1 1 100% +3.00

JockeyRunsWinsSR£1
Dylan Browne McMonagle 3 0 0% −3.00
Declan McDonogh 2 1 50% +2.00
J M Sheridan 1 0 0% −1.00
Shay Wallace 1 0 0% −1.00

HeadgearRunsWinsSR£1
Cheekpieces 3 1 33% +1.00
None 3 0 0% −3.00
Tongue tie + cheekpieces 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 ORSpdKTB Jockey SP
2026 · 7 runs
11 Oct 26+51d Naas (IRE) Irish EBF Auction Series Race Final 7f · Soft · 12 ran Stayed at the back throughout - urged over 2f out - soon scrubbed with no response - tailed off to finish 10th 10/12 2¾ 9-2 8326C60C J M Sheridan 9/1
21 Aug 26+19d Killarney (IRE) Irish Stallion Farms EBF Nursery Handicap 8f · Good · 6 ran Held up towards the back - still only 5th at halfway - moved into 4th approaching the final two furlongs - hit the front a furlong out and stayed on strongly to win 1/6 9-9 7778A89B Declan McDonogh 3/1
02 Aug 26+8d Galway (IRE) Irish EBF Auction Series Maiden 7f · Yielding · 10 ran Settled up with the front rank early - edged in front approaching halfway - driven and challenged inside final 2f - overtaken 1f out - stayed on at one tempo to finish third 3/10 ½ 8-12 79—76A Dylan Browne McMonagle 9/4F
25 Jul 26+8d Gowran Park (IRE) Irish EBF Auction Series Fillies Maiden 7f · Good · 10 ran Slow to begin - soon up with the front group in 3rd on the inner - asked for effort in 2nd 2f out - unable to make inroads on the winner but finished on well near the line 2/10 1¼ 8-12 7972A85A Dylan Browne McMonagle 5/4F
17 Jul 26+17d Down Royal (IRE) Irish Stallion Farms EBF Maiden 7f · Good · 6 ran settled in the pack - fourth at halfway - asked for effort and up to third by 2f out - stayed on from over 1f out to move into second near the finish 2/6 1½ 9-2 —71A77B Declan McDonogh 9/2
30 Jun 26+43d Roscommon Irish EBF Auction Series Maiden 7.5f · Good · 15 ran Held up towards the back - crept into contention approaching 2f out - couldn't find more when asked entering the final furlong and stayed on at one gear to finish 6th 6/15 ½ 8-9 —70C68A Shay Wallace 6/1
18 May 26 Roscommon Irish EBF Auction Series Maiden 7.5f · Good To Yielding · 8 ran Slow to break - settled towards the back of the pack - improved into 4th 2f out and pressed on - asked for effort soon after - held 4th until inside final furlong - eased back to 5th and held there without finding more 5/8 nk 9-2 —88A83B Dylan Browne McMonagle 9/2

Quick answers

How many races has Seaxburh won?
Seaxburh (IRE) won 1 of 7 archived starts in 2026, a strike rate of 14.3%. Placed 4 times in total (57.1% of starts).
Who trains Seaxburh?
Seaxburh (IRE) is trained by Joseph Patrick O'Brien, who saddled the horse on its most recent run on 11 October 2026.
Who is Seaxburh's sire?
Seaxburh (IRE) is by Saxon Warrior (JPN) out of Kitty Matcham (IRE), whose sire is Rock Of Gibraltar.
What going does Seaxburh prefer?
Seaxburh (IRE) has the best record on good going: 1 win from 4 starts (25%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Seaxburh's official rating?
The most recent official rating on record is 83, from the run on 11 October 2026. That is also the highest on record.
What is Seaxburh's sire's record?
Saxon Warrior (JPN)'s progeny in our archive have won 11.5% of 2,894 runs since Jan 2008 (361 horses), Flat and jumps together. Strongest on standard (aw) going: 14.9% from 938. Weakest on heavy going: 5.9% from 136.
Who are Seaxburh's siblings?
Out of Kitty Matcham (IRE), Seaxburh (IRE) has 9 other produce in our archive, 6 of them winners. Most wins: Mack The Knife (IRE) (4). Highest grade won: Class 3 (Sam Missile (IRE)). The wins came over 6f–2m. As at Oct 2026.

Record shown from May 2026. 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.