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Diana Grissell

Four years into her training career, Diana Grissell is quietly making her mark. In the last twelve months she has sent out 3 winners from 17 runners — winning roughly 1 in every 6 races — and that number tells a story of a small, focused operation that picks its spots carefully rather than one chasing volume.Based on TrackLab's AI analysis
Quick Facts
Role
Trainer
Record
3 wins from 17 races
Win rate
17.6%
Top jockey
Best course
Plumpton (33.3% from 6 races)
Best going
Good (firm-ish)

📊 Key Numbers

A snapshot of this trainer's performance over the last 12 months
17
Races
3
Wins
17.6%
Win rate
avg ~10%
23.5%
Place rate (top 3)
avg ~30%

🔍 Full Analysis

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

The most telling relationship in her yard is with jockey Marc Goldstein. Of her 3 winners this season, all three have come with Goldstein in the saddle, from 13 rides together. That is a win rate of 23%, or nearly 1 in every 4 — a remarkable return that suggests the two have developed a real understanding of when and where to aim her horses. When a trainer and jockey click like that, the results tend to be better than the raw numbers suggest they should be.

Ground conditions matter enormously in racing, and Grissell's record on normal ground stands out sharply: 3 wins from just 10 races, which is 30%, or 1 in every 3. That is the kind of number that serious punters pay attention to. It tells you that when the track is riding well and conditions are fair, her horses tend to show up ready to run. Whether that reflects her training methods, her preference for entering horses when conditions suit, or simply the type of horses she works with, the outcome is the same — normal ground is where her yard performs.

The one partnership that hasn't fired yet is with Simon The Seagull. Eleven races together and no wins is a notable blank on an otherwise encouraging record. Whether that changes in the months ahead will be one of the more interesting subplots to follow as Grissell continues to develop her string.

📈 Form Trend

How this trainer's win rate has changed month by month
Monthly win rate
2024–2026
0%
Nov
0%
Dec
0%
Jan
0%
Feb
0%
Mar
50%
Apr
25%
May
0%
Jun
0%
Oct
0%
Nov
0%
Dec
0%
Mar

🎯 Where This Trainer Thrives

Performance broken down by ground, class, and track type
🌧 Ground Conditions
Good (firm-ish)
Loves
Soft (muddy)
Unknown
Good to soft (some give)
Avoids
🏅 Competition Level
Class 4 (standard)
Avoids
Class 5 (entry-level)
🏟 Track Shape
Left-handed, tight turns
Left-handed, tight
Ok
Left-handed, long straights
Unknown
Right-handed, long straights
Unknown

🏇 Jockey Partnerships

The riders they work with most, sorted by rides together
Marc Goldstein First Choice
23.1%
Win rate
3/13
Won / Rode
0%
Win rate
0/3
Won / Rode

Top Horses

The strongest horses currently associated with this trainer
Form: 33P-4P
Form: 33P-4P
Form: /P1-31
Form: 6P51V-
Form: 74

🏟 Course Record

Win rate at each course, sorted by number of races
CourseRacesWinsWin rate
Plumpton 6 2 33.3%
Fontwell Park 6 1 16.7%
Lingfield Park 3 0 0%
Huntingdon 1 0 0%
Worcester 1 0 0%

📅 Recent Results

The last 20 results, most recent first
9 Mar
Plumpton · 1m6f – 2m · Good_To_Soft
6th
9 Mar
Plumpton · 1m6f – 2m · Good_To_Soft
6th
1 Mar
Huntingdon · 1m6f – 2m · Soft
13 Dec
Lingfield Park · Long Distance (2m+) · Good_To_Soft
13 Dec
Lingfield Park · Long Distance (2m+) · Good_To_Soft
4th
27 Nov
Lingfield Park · Long Distance (2m+) · Good_To_Soft
4th
23 Oct
Fontwell Park · Long Distance (2m+) · Good_To_Soft
10 Jun
Fontwell Park · Long Distance (2m+) · Good
7 Jun
Worcester · Long Distance (2m+) · Good
7th
25 May
Fontwell Park · Long Distance (2m+) · Good
Won
11 May
Plumpton · Long Distance (2m+) · Good
11 May
Plumpton · Long Distance (2m+) · Good
7 May
Fontwell Park · Long Distance (2m+) · Good
3rd
25 Apr
Fontwell Park · Long Distance (2m+) · Good
25 Apr
Fontwell Park · Long Distance (2m+) · Good
3 Apr
Plumpton · Long Distance (2m+) · Good
Won
3 Apr
Plumpton · Long Distance (2m+) · Good
Won