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Horse profile

Jan Mayen (GB)

4yo filly (at last run, Mar 2010) · Last trainer Mark Johnston · Last owner Sheikh Hamdan Bin Mohammed Al Maktoum
by Halling (USA) out of Simianna (GB) (Bluegrass Prince)
4 runs · 2 courses · from Jan 2010
As at 28 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 11 Mar 2010 — 6,074 days ago. Our archive can't say whether the horse is still in training.
Last run Mar 2010 · 10th of 12 Last raced off OR 58
KTB Profile

Jan Mayen (GB) is yet to win from 4 starts, though has placed once. Best effort: 2nd of 8 at Kempton (AW) (Jan 2010).

Based on 4 archived runs · updated 28 Oct 2026

Progeny in our archive

Produce record

As a dam, Jan Mayen (GB) has 2 produce in the archive, 0 winners.

ProduceRunsWinsWin tripsBest grade
Ilumination (GB)40——
Brycewise (GB)60——

KTB Speed and Rating

KTB Speed

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

KTB Rating

Best recent KTB Rating 71A the best of the last 3 rated runs · Kempton (AW), 14 Feb 2010 Official rating 58 at the last run, 11 Mar 2010

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 4 figures · best 71A · median 66
GoingRunsBestMedianSince 28 Oct 2025
Standard (AW)471A66—
DistanceRunsBestMedianSince 28 Oct 2025
1m – 1m1f266B57—
1m2f – 1m4f271A68.5—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 4 figures from 4 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
Halling (USA)

Progeny in our archive have won 11% of 6,095 runs since Jan 2008 (409 horses).

Weakest over 2m5f – 3m (all codes): 4.8% from 187.

GoingRunsWinsSRvs sireThis horse
Firm72811.1%+0.1—
Good to Firm1,15114612.7%+1.7—
Good1,60617911.1%+0.1—
Good to Soft7518311.1%+0.1—
Soft7898911.3%+0.3—
Heavy2562810.9%−0.1—
Standard (AW)1,4701369.3%−1.70 from 4
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f3638.3%−2.7—
6f – 7f578488.3%−2.7—
1m – 1m1f979939.5%−1.50 from 2
1m2f – 1m4f2,07924711.9%+0.90 from 2
1m5f – 2m1,59219612.3%+1.3—
2m1f – 2m4f6146811.1%+0.1—
2m5f – 3m18794.8%−6.2—
Over 3m30516.7%+5.7—

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
Simianna (GB) (Bluegrass Prince)

4 siblings in the archive, 1 winner — best of them Mortitia (GB) (1 win).

The wins came over 6f; the highest grade won is Class 2 (Mortitia (GB)).

ProduceRunsWinsWin tripsBest grade
Mortitia (GB)1816fClass 2
Anna's Boy (GB)100——
Parisianna (GB)40——
Little Polyanna (GB)60——

Record by conditions

ClassRunsWinsSR£1
Class 6 2 0 0% −2.00
Class 5 2 0 0% −2.00

CourseRunsWinsSR£1
Wolverhampton (AW) 2 0 0% −2.00
Kempton (AW) 2 0 0% −2.00

DistanceRunsWinsSR£1
1m – 1m1f 2 0 0% −2.00
1m2f – 1m4f 2 0 0% −2.00

JockeyRunsWinsSR£1
Joe Fanning 3 0 0% −3.00
Tom Queally 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 ORKTB Jockey SP
2010 · 4 runs
11 Mar 10+25d Wolverhampton (AW) Enjoy The Party Pack Group Offer Handicap Class 6 · 9.5f · Standard · 12 ran 10/12 2½ 8-11 5848A Joe Fanning 5/1
14 Feb 10+26d Kempton (AW) Bet Premier League Football - Betdaq Median Auction Maiden Stakes Class 6 · 11f · Standard · 7 ran 5/7 1½ 9-7 5871A Joe Fanning 2/1F
19 Jan 10+10d Wolverhampton (AW) Enjoy The Lucky 7 Group Offer Maiden Stakes Class 5 · 8.5f · Standard To Fast · 7 ran 4/7 5 9-8 —66B Joe Fanning 5/4F
09 Jan 10 Kempton (AW) williamhill.com/bonus25 Maiden Stakes Class 5 · 10f · Standard · 8 ran 2/8 hd 8-12 —66A Tom Queally 7/2

Quick answers

How many races has Jan Mayen won?
Jan Mayen (GB) has yet to win, from 4 archived starts in 2010. Placed 1 time in total (25% of starts).
Who trained Jan Mayen?
Jan Mayen (GB) was trained by Mark Johnston on the most recent run on record, at Wolverhampton (AW) on 11 March 2010.
Who is Jan Mayen's sire?
Jan Mayen (GB) is by Halling (USA) out of Simianna (GB), whose sire is Bluegrass Prince.
What is Jan Mayen's official rating?
The most recent official rating on record is 58, from the run on 11 March 2010. That is also the highest on record.
What is Jan Mayen's sire's record?
Halling (USA)'s progeny in our archive have won 11% of 6,095 runs since Jan 2008 (409 horses), Flat and jumps together. Weakest over 2m5f – 3m (all codes): 4.8% from 187.
Who are Jan Mayen's siblings?
Out of Simianna (GB), Jan Mayen (GB) has 4 other produce in our archive, 1 of them a winner. Most wins: Mortitia (GB) (1). Highest grade won: Class 2 (Mortitia (GB)). The wins came over 6f. As at Oct 2026.
Has Jan Mayen produced winners?
As a dam, Jan Mayen (GB) has 2 produce in our archive, 0 of them winners. As at Oct 2026.

Record shown from January 2010. 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.