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Horse profile

Good Bye Davier (FR)

3yo colt · Trainer Edouard Monfort · Owner Scea Haras Dorfausse
by The Grey Gatsby (IRE) out of Double Mast (FR) (Dano-Mast)
2 runs · 2 courses · from Jul 2026
As at 25 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Last run 4 Aug 2026 · 6th of 10
KTB Profile

Good Bye Davier is a lightly raced colt by The Grey Gatsby out of a dam who has produced two winners from four runners to race. He showed his best effort when third of 11 at Dieppe in Jul 2026 and finished 6 of 10 in the Prix Des Gorges De La Vire at Deauville the following month. The Grey Gatsby has a 12.2% strike rate with his runners since Jan 2008 and his progeny are at their strongest over 2m1f – 2m4f. All his starts have come on soft turf.

Based on 2 archived runs · updated 25 Oct 2026

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

No KTB Rating figures for this horse. The engine scores GB and Irish racing; runs elsewhere, or earlier, have no figure.

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 0 figures from 0 runs · 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

Progeny in our archive have won 12% of 1,028 runs since Jan 2008 (172 horses).

Strongest over 2m1f – 2m4f (all codes): 17.9% from 140.

GoingRunsWinsSRvs sireThis horse
Firm100%−12—
Good to Firm2328.7%−3.3—
Good1521912.5%+0.5—
Good to Soft1751810.3%−1.7—
Soft2472911.7%−0.30 from 2
Heavy1211714%+2—
Standard (AW)3083812.3%+0.3—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f700%−12—
6f – 7f1051514.3%+2.3—
1m – 1m1f341329.4%−2.60 from 1
1m2f – 1m4f272279.9%−2.1—
1m5f – 2m1432114.7%+2.70 from 1
2m1f – 2m4f1402517.9%+5.9—
2m5f – 3m20315%+3—

Flat and jumps together (all codes) · since Jan 2008 · as at 25 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Double Mast (FR) (Dano-Mast)

4 siblings in the archive, 3 winners — best of them Mystic (FR) (2 wins).

The wins came over 1m2f–1m4½f.

Family form: Good Bye Davier (FR) won at Saint-Cloud (FR), 8 Oct 2026.

ProduceRunsWinsWin tripsBest grade
Mystic (FR)921m4½f—
Last Chance (FR)711m4½f—
Good Bye Davier (FR)611m2f—
Miss Davier (FR)90——

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

Form

DateCourseRace PosBtn Wgt Jockey SP
2026 · 2 runs
04 Aug 26+26d Deauville (FR) Prix Des Gorges De La Vire 15f · Soft · 10 ran 6/10 hd 9-2 Mme Marie Velon 11/2
09 Jul 26 Dieppe (FR) Prix Poliglote (race And Care) Handicap 9f · Soft · 11 ran 3/11 nse 9-8 M Velon 10/1

Quick answers

How many races has Good Bye Davier won?
Good Bye Davier (FR) has yet to win, from 2 archived starts in 2026. Placed 1 time in total (50% of starts).
Who trains Good Bye Davier?
Good Bye Davier (FR) is trained by Edouard Monfort, who saddled the horse on its most recent run on 4 August 2026.
Who is Good Bye Davier's sire?
Good Bye Davier (FR) is by The Grey Gatsby (IRE) out of Double Mast (FR), whose sire is Dano-Mast.
What is Good Bye Davier's sire's record?
The Grey Gatsby (IRE)'s progeny in our archive have won 12% of 1,028 runs since Jan 2008 (172 horses), Flat and jumps together. Strongest over 2m1f – 2m4f (all codes): 17.9% from 140.
Who are Good Bye Davier's siblings?
Out of Double Mast (FR), Good Bye Davier (FR) has 4 other produce in our archive, 3 of them winners. Most wins: Mystic (FR) (2). The wins came over 1m2f–1m4½f. As at Oct 2026.

Record shown from July 2026. 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.