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Diligent Harry

At eight years old, Diligent Harry is the kind of horse that makes you wonder why anyone bothers retiring them. He has won 6 races from 30 outings — that's a win rate of roughly 1 in every 5 races, which is solid by any measure — but what really catches the eye is where and how he wins. Four of those six victories have come in Class 1 races, the highest level of competition in Britain. For a horse still running at that level at his age, that is not a footnote. That is the whole story.Based on TrackLab's AI analysis
Quick Facts
Age
8 years old
Sex
Gelding
Colour
Bay
Father
Due Diligence
Mother
Harryana To
Trainer
Owner
The Dilinquents

📊 Key Numbers

Career statistics for this horse
30
Career races
6
Wins
20%
Win rate
avg ~10%
40%
Place rate (top 3)
avg ~30%
1 days
Since last race

🔍 Full Analysis

TrackLab's AI-generated assessment based on career data and recent form
TrackLab's Detailed Breakdown
Auto-Generated

The numbers at Newcastle border on the extraordinary. He has won 3 of his 4 races there, a record that speaks for itself. When jockey Saffie Osborne won on him at Newcastle's All-Weather Championships in April 2025, she described him getting "lonely in front from the furlong pole" — meaning he'd already put the race to bed and was simply waiting for something to catch him. Nothing did. Osborne also mentioned he'd finished third in a Group 1 the previous year, and you can hear the genuine respect in her words when she says "this horse has a lot of class." She's right.

His winter campaign in early 2026 was quietly brilliant. Back-to-back Class 1 wins at Lingfield in January and February, his most recent coming on 21 February — just three months ago — showed no sign of a horse winding down. Rossa Ryan, who has ridden him in seven races and won two of them, said after Lingfield that he "seemed to have taken a step forward" and that he's versatile enough to handle both five and six furlongs. A horse that is still improving and still adaptable at eight is a rare thing.

Trainer Clive Cox, whose Lambourn yard has sent out 48 winners this season alone, has been characteristically measured but enthusiastic about Harry's prospects. He was described as "extremely positive" ahead of the Newcastle win last year and clearly sees more big days ahead. On normal ground — not too wet, not too firm — Harry is almost a different animal: 6 wins from just 11 races on those conditions, a remarkable 55% hit rate. Get the ground right, get him to Newcastle or Lingfield, and you have one of the most reliable big-race performers on the all-weather circuit. At eight, Diligent Harry is not a story that's wrapping up. If anything, it's still being written.

Strengths & Risks

What the data says works for and against this horse
✓ What works in their favour
Excellent record on standard ground: 6 wins from 11 starts (55%)
Course specialist at Lingfield Park: 3 wins from 5 starts (60%)
Course specialist at Newcastle: 3 wins from 4 starts (75%)
⚠ What to watch out for
Poor record on good ground: 0 wins from 10 starts
Poor record on good_to_firm ground: 0 wins from 6 starts
Yet to win at Newbury in 5 attempts
Struggles on RH Galloping tracks: 0 wins from 6 starts

🎯 Where This Horse Thrives

Performance broken down by ground, distance, class, and track type
🌧 Ground Conditions
Standard (all-weather)
Loves
Good to soft (some give)
Unknown
Soft (muddy)
Unknown
Good (firm-ish)
Avoids
Good to firm (drying out)
Avoids
📏 Race Distance
5F – 6½F
Sprint (< 5F)
Unknown
🏅 Competition Level
Class 1 (elite)
Ok
Class 2 (high-level)
Loves
🏟 Track Shape
Left-handed, tight turns
Loves
Left-handed, long straights
Ok
Long straights
Unknown
Right-handed, hilly
Unknown
Right-handed, long straights
Avoids

📅 Recent Runs

The last 10 races, most recent first
13 May
4th
York
5f – 6½f · Good · 13 runners
16 Apr
4th
Newmarket
5f – 6½f · Good · 14 runners
21 Feb
🏆 Won
Lingfield Park
5f – 6½f · Standard · 6 runners
31 Jan
🏆 Won
Lingfield Park
5f – 6½f · Standard · 8 runners
6 Sep
14th
Haydock Park
5f – 6½f · Good · 17 runners
19 Jul
5th
Newbury
5f – 6½f · Good_To_Firm · 12 runners
28 Jun
🏆 Won
Newcastle
5f – 6½f · Standard · 10 runners
18 Apr
5th
Newcastle
5f – 6½f · Standard · 14 runners
6 Apr
3rd
Southwell
5f – 6½f · Standard · 14 runners
22 Feb
5th
Southwell
Sprint (< 5f) · Standard · 12 runners

🏇 Jockey Partnerships

Every jockey who has ridden this horse, sorted by rides together
28.6%
Win rate
2/7
Won / Rode
0%
Win rate
0/5
Won / Rode
0%
Win rate
0/5
Won / Rode
50%
Win rate
2/4
Won / Rode
33.3%
Win rate
1/3
Won / Rode
0%
Win rate
0/3
Won / Rode
100%
Win rate
1/1
Won / Rode
0%
Win rate
0/1
Won / Rode

🏟 Track Record

Win rate at each course this horse has visited
CourseRacesResultsLast visitedWin rate
Lingfield Park
Sharp
5 3 wins, 1 second, 1 other 21 Feb 60%
Newbury
Galloping
5 1 second, 4 other 19 Jul 0%
Newcastle
Galloping
4 3 wins, 1 other 28 Jun 75%
York
Galloping
4 1 third, 3 other 13 May 0%
Ascot
Galloping
3 3 other 18 Jun 0%
Southwell
Galloping
2 1 third, 1 other 6 Apr 0%
Newmarket
Galloping
2 2 other 16 Apr 0%
meydan 1 1 third 30 Mar 0%
Haydock Park
Galloping
1 1 other 6 Sep 0%
Salisbury
Undulating
1 1 other 27 May 0%
Doncaster
Galloping
1 1 second 26 Mar 0%
Sandown Park
Galloping
1 1 other 8 Jul 0%