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Horse profile

Mayolynn (USA)

5yo mare (at last run, Nov 2011) · Last trainer Caroline Bailey · Last owner Mr Mrs R Scott
by Johannesburg (USA) out of Civilynn (USA) (Lost Code)
15 runs · 9 courses · from May 2009
As at 21 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 19 Nov 2011 — 5,450 days ago. Our archive can't say whether the horse is still in training.
Last run Nov 2011 · 1st of 5 Won last time out 2 wins · Huntingdon & Leicester Last raced off OR 104
KTB Profile

Mayolynn (USA) is 2 from 15. Won last time out at Huntingdon (Class 4).

Based on 15 archived runs · updated 21 Oct 2026

Progeny in our archive

Produce record

As a dam, Mayolynn (USA) has 2 produce in the archive, 2 winners — most wins Pop Mistress (IRE) (2 wins).

The wins came over 2m–3m½f; the highest grade won is Class 5 (Pop Mistress (IRE)).

ProduceRunsWinsWin tripsBest grade
Pop Mistress (IRE)322mClass 5
Lizzie Rey (GB)913m½fClass 5
Official rating104↓ 1lb off peak
104 64–105

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 (jumps) 122A the best of the last 3 rated runs · Chepstow, 25 Oct 2011 Official rating 104 at the last jumps run, 19 Nov 2011

Best recent KTB Rating (flat) 66B the best of the last 3 rated runs · Leicester, 9 Aug 2009 Official rating 72 at the last flat run, 2 Sep 2009

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 9 figures · best 140A · median 109
GoingRunsBestMedianSince 21 Oct 2025
Good3120B93—
Good to Soft2122A111—
Soft2129A113—
Heavy2140A124.5—
DistanceRunsBestMedianSince 21 Oct 2025
1m5f – 2m7140A109—
2m1f – 2m4f1———
2m5f – 3m1———
Flat 6 figures · best 74A · median 51
GoingRunsBestMedianSince 21 Oct 2025
Standard (AW)274A62—
Good to Firm252B49.5—
Heavy1———
Good1———
DistanceRunsBestMedianSince 21 Oct 2025
1m2f – 1m4f374A66—
1m – 1m1f352B47—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 15 figures from 15 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
Johannesburg (USA)

Progeny in our archive have won 9.8% of 2,562 runs since Jan 2008 (191 horses).

Strongest at trips under 6f (all codes): 16% from 244. Weakest over 2m1f – 2m4f (all codes): 3.8% from 104.

GoingRunsWinsSRvs sireThis horse
Firm4124.9%−4.9—
Good to Firm557529.3%−0.50 from 2
Good5607012.5%+2.71 from 4
Good to Soft248187.3%−2.50 from 2
Soft295268.8%−10 from 2
Heavy8889.1%−0.71 from 3
Standard (AW)773769.8%00 from 2
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f2443916%+6.2—
6f – 7f8269511.5%+1.7—
1m – 1m1f604416.8%−30 from 3
1m2f – 1m4f452429.3%−0.50 from 3
1m5f – 2m320319.7%−0.11 from 7
2m1f – 2m4f10443.8%−61 from 1
2m5f – 3m1100%−9.80 from 1
Over 3m100%−9.8—

Flat and jumps together (all codes) · since Jan 2008 · as at 21 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Civilynn (USA) (Lost Code)

No other produce in our archive. It holds racing in Great Britain, Ireland and France from 2005, so siblings racing elsewhere won’t appear here.

Record by conditions

GoingRunsWinsSR£1
Good 4 1 25% −0.50
Heavy 3 1 33% +2.00
Good to Soft 2 0 0% −2.00
Soft 2 0 0% −2.00
Standard (AW) 2 0 0% −2.00
Good to Firm 2 0 0% −2.00

ClassRunsWinsSR£1
Class 4 8 1 13% −4.50
Class 5 7 1 14% −2.00

CourseRunsWinsSR£1
Huntingdon 3 1 33% +0.50
Leicester 3 1 33% +2.00
Warwick 2 0 0% −2.00
Kempton (AW) 2 0 0% −2.00
Chepstow 1 0 0% −1.00
Towcester 1 0 0% −1.00
Folkestone 1 0 0% −1.00
Lingfield 1 0 0% −1.00
Yarmouth 1 0 0% −1.00

DistanceRunsWinsSR£1
1m5f – 2m 7 1 14% −2.00
1m2f – 1m4f 3 0 0% −3.00
1m – 1m1f 3 0 0% −3.00
2m1f – 2m4f 1 1 100% +2.50
2m5f – 3m 1 0 0% −1.00

JockeyRunsWinsSR£1
Andrew Thornton 9 2 22% −0.50
Tom Queally 5 0 0% −5.00
Ian Mongan 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 13 2 15% −4.50
Visor 2 0 0% −2.00

SeasonRunsWinsSR£1
2011 7 2 29% +1.50
2010 2 0 0% −2.00
2009 6 0 0% −6.00

TypeRunsWinsSR£1
Hurdle 8 1 13% −3.00
Flat 6 0 0% −6.00
Chase 1 1 100% +2.50

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
19 Nov 11+25d Huntingdon Toteswinger Handicap Chase Class 4 · 20f · Good · 5 ran 1/5 11-4 104120B Andrew Thornton 5/2
25 Oct 11+216d Chepstow Best Odds At oddschecker.com Handicap Hurdle Class 4 · 16f · Good To Soft · 13 ran 4/13 1½ 11-10 103122A Andrew Thornton 16/1
23 Mar 11+27d Warwick Buckle And Hyde Handbags And Accessories Mares' Handicap Hurdle Class 4 · 21f · Good · 11 ran 8/11 11 11-6 10493C Andrew Thornton 8/1
24 Feb 11+22d Huntingdon Racing Uk Novices' Handicap Hurdle Class 4 · 16f · Soft · 10 ran 3/10 2¼ 11-12 105129A Andrew Thornton 7/2
02 Feb 11+18d Leicester Coalville Handicap Hurdle Class 5 · 16f · Heavy · 11 ran 1/11 11-12 95140A Andrew Thornton 4/1J
15 Jan 11+11d Warwick toteplacepot Novices' Handicap Hurdle Class 4 · 16f · Heavy · 9 ran 2/9 16 10-11 95109A Andrew Thornton 15/2
04 Jan 11+55d Leicester Widmerpool Novices' Hurdle (Div 2) Class 4 · 16f · Soft · 9 ran 4/9 4 10-12 —97A Andrew Thornton 50/1
10 Nov 10+17d Huntingdon Equimark Horseboxes Novices' Hurdle Class 4 · 16f · Good To Soft · 16 ran 6/16 7 10-5 —100A Andrew Thornton 100/1
24 Oct 10+417d Towcester Dalepak Ltd Mares' Novices' Hurdle (Div 2) Class 4 · 16f · Good · 9 ran 8/9 3½ 10-10 —67C Andrew Thornton 14/1
02 Sep 09+14d Kempton (AW) Groomed To Perfection, The Kia Soul Handicap Class 5 · 10f · Standard · 11 ran 11/11 7 9-1 7250A Tom Queally 20/1
19 Aug 09+10d Folkestone Body Shop Folkestone Maiden Stakes Class 5 · 9.5f · Good To Firm · 5 ran 3/5 4½ 8-12 6452B Ian Mongan 6/1
09 Aug 09+25d Leicester FSB 'The Leading Business Organisation' Handicap Class 5 · 10f · Heavy · 4 ran 2/4 4½ 9-2 6566B Tom Queally 9/4
15 Jul 09+14d Lingfield Weatherbys Bank Maiden Stakes Class 5 · 9f · Good To Firm · 9 ran 4/9 9 8-11 6547A Tom Queally 8/1
01 Jul 09+34d Kempton (AW) Digibet Maiden Fillies' Stakes Class 5 · 11f · Standard · 12 ran 3/12 ¾ 8-12 —74A Tom Queally 18/1
28 May 09 Yarmouth EventGuard Staff Maiden Stakes (Div 2) Class 5 · 8f · Good · 14 ran 10/14 2 8-9 —46C Tom Queally 20/1

Quick answers

How many races has Mayolynn (USA) won?
Mayolynn (USA) won 2 of 15 archived starts between 2009 and 2011, a strike rate of 13.3%. Placed 5 times in total (33.3% of starts).
Who trained Mayolynn (USA)?
Mayolynn (USA) was trained by Caroline Bailey on the most recent run on record, at Huntingdon on 19 November 2011.
Who is Mayolynn (USA)'s sire?
Mayolynn (USA) is by Johannesburg (USA) out of Civilynn (USA), whose sire is Lost Code.
What going does Mayolynn (USA) prefer?
Mayolynn (USA) has the best record on heavy going: 1 win from 3 starts (33.3%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Mayolynn (USA)'s official rating?
The most recent official rating on record is 104, from the run on 19 November 2011. The highest on record is 105.
What is Mayolynn (USA)'s sire's record?
Johannesburg (USA)'s progeny in our archive have won 9.8% of 2,562 runs since Jan 2008 (191 horses), Flat and jumps together. Strongest at trips under 6f (all codes): 16% from 244. Weakest over 2m1f – 2m4f (all codes): 3.8% from 104.
Has Mayolynn (USA) produced winners?
As a dam, Mayolynn (USA) has 2 produce in our archive, 2 of them winners. Most wins: Pop Mistress (IRE) (2). Highest grade won: Class 5 (Pop Mistress (IRE)). The wins came over 2m–3m½f. As at Oct 2026.

Record shown from May 2009. 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.