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Horse profile

Nation Crown (IRE)

2yo filly (at last run, Nov 2025) · Trainer J A Stack · Owner Yousef Alturaif
by Sioux Nation (USA) out of Aine (IRE) (Danehill Dancer)
1 run · 1 course · from Nov 2025
As at 1 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Last run 2 Nov 2025 · 18th of 20
KTB Profile

Nation Crown is a lightly raced filly by Sioux Nation out of a Danehill Dancer mare whose five previous foals to race include two winners. Sioux Nation’s progeny in the archive have a 12.5% strike rate from 2,815 runs since Jan 2008 and do best at trips under 6f on good to firm. She finished 18 of 20 in an Irish EBF Maiden at the Curragh on heavy ground over 1m in Nov 2025.

Based on 1 archived run · run-style from 1 commented run since Nov 2025 · updated 1 Nov 2026

KTB Speed and Rating

KTB Speed

Best recent Speed — no A or B graded figure in the last 3 runs; the figures below carry grade C

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 1 figure · too few for a breakdown

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

KTB Rating

Best recent KTB Rating 59C the best of the last 1 rated run · Curragh, 2 Nov 2025

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 — its best recent day. The KTB Rating on a racecard is a different reading of the same figures: the level the horse has been running to, an average of up to its last six runs with the latest counting most, so the two can differ. A, B or C on a run is how much known form was in that race. What this means →

Flat 1 figure · too few for a breakdown

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 1 figure from 1 run · 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.

Pedigree intelligence

Sire

Progeny in our archive have won 12.4% of 2,901 runs since Mar 2022 (360 horses).

Strongest on good to firm going: 17.2% from 425. Strongest at trips under 6f (all codes): 16.2% from 580. Weakest over 1m2f – 1m4f (all codes): 4.7% from 190.

GoingRunsWinsSRvs sireThis horse
Firm400%−12.4—
Good to Firm4257317.2%+4.8—
Good7377810.6%−1.8—
Good to Soft2933110.6%−1.8—
Soft3904912.6%+0.2—
Heavy1131412.4%00 from 1
Standard (AW)93911412.1%−0.3—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f5809416.2%+3.8—
6f – 7f1,58420212.8%+0.4—
1m – 1m1f5315310%−2.40 from 1
1m2f – 1m4f19094.7%−7.7—
1m5f – 2m1000%−12.4—
2m1f – 2m4f6116.7%+4.3—

Flat and jumps together (all codes) · since Mar 2022 · as at 31 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Aine (IRE) (Danehill Dancer)

5 siblings in the archive, 2 winners — best of them Givehertilxmas (IRE) (2 wins).

The wins came over 7f–1m2f; the highest grade won is Class 6 (Imprint (IRE)).

Family form: Givehertilxmas (IRE) won at Curragh (IRE), 15 Oct 2026.

ProduceRunsWinsWin tripsBest grade
Givehertilxmas (IRE)1527f–1m—
Imprint (IRE)1111m2fClass 6
Canford Lilli (IRE)100——
Rip N Roar (IRE)30——
Vinyl (IRE)20——

Too few runs for meaningful splits. The full record is below.

Form

DateCourseRace PosBtn Wgt SpdKTB Jockey SP
2025 · 1 run
02 Nov 25 Curragh Irish EBF Maiden (Smullen Series) 1m · Heavy · 20 ran Sluggish start - stayed at the back throughout - well held in 18th 18/20 1¼ 9-2 11C59C Seamie Heffernan 28/1

Quick answers

How many races has Nation Crown won?
Nation Crown (IRE) has yet to win, from 1 archived start in 2025.
Who trains Nation Crown?
Nation Crown (IRE) is trained by J A Stack, who saddled the horse on its most recent run on 2 November 2025.
Who is Nation Crown's sire?
Nation Crown (IRE) is by Sioux Nation (USA) out of Aine (IRE), whose sire is Danehill Dancer.
What is Nation Crown's sire's record?
Sioux Nation (USA)'s progeny in our archive have won 12.4% of 2,901 runs since Mar 2022 (360 horses), Flat and jumps together. Strongest on good to firm going: 17.2% from 425. Strongest at trips under 6f (all codes): 16.2% from 580. Weakest over 1m2f – 1m4f (all codes): 4.7% from 190.
Who are Nation Crown's siblings?
Out of Aine (IRE), Nation Crown (IRE) has 5 other produce in our archive, 2 of them winners. Most wins: Givehertilxmas (IRE) (2). Highest grade won: Class 6 (Imprint (IRE)). The wins came over 7f–1m2f. As at Nov 2026.

Record shown from November 2025. Our archive holds racing in Great Britain, Ireland and France from January 2005. Any runs before that, or in other countries, are not in it. In-running comments are available from 2024 onward.