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Sailor · 2014–2026

Grégoire Siegwart

club nautique morgien Handicap470J/70

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Events
52

326 races · 40 race wins

Win rate
12%

12% win rate · 6 of 52

Podium rate
25%

13 top-three finishes

Typically beats
73%

of boats faced (range 72%–74%, 3,822 boats)

Best class ranking
#52

Crew in 470 · rating 237

Longest win streak
5

race wins in a row

Most successful partnership
Samuel Kivell

2 wins · 2 podiums in 5 events together · 40% win rate

Best trio
Samuel Kivell & Celia Willison

1 wins · 1 podiums in 3 events, all three aboard

Biggest lift
Louis Chambet

+37 points of fleet beaten when sailing together

Longest-running crew
Kilian Wagen

Jul 2014 – Mar 2026 · 26 events

Nemesis
Mathew Belcher

18–87 head to head in 105 races

Rival
David Bargehr

59–79 in 138 races

Best day
22 Sep 2023

1-1-1-1-1-7 · Swiss Sailing Challenge League ACT IV/2023 Final Morges

Signature result
3rd of 399

Bol d'Or du Leman · Handicap · 14 Jun 2025

Partnerships · 60+ sailors

Most successful partnership: Samuel Kivell — 2 wins · 2 podiums in 5 events together · 40% win rate
  • Kilian Wagen · Aide Sportive - Fonds du Sport Vaudois - Fondation Casino Barrière - Team Tilt, Black Star, Découvertes, Découvertes-Géomod · 420, 470, Handicap, J/70 26events 2 wins together · 4 podiums · 8% win rate · 11 of 189 races won Beat 55% of the fleet together(−18 vs. without) · best 1st · Jul 2014 – Mar 2026
  • Loïc Forestier · Découvertes-GeoMod, Junior, Mayer Opticiens, Pacman · 6M JI, Handicap, M2, Surprise 11events 2 wins together · 5 podiums · 18% win rate · 17 of 50 races won Beat 92% of the fleet together(+35 vs. without) · best 1st · Jun 2021 – Jun 2026
  • Ludovic Siegwart · Club Nautique Morgien, Le Sauvage, Mayer Opticiens, Revanche · Handicap, Surprise, Swiss Sailing Challenge League ACT I/2023 Luzern 10events 0 wins together · 1 podiums · 0% win rate · 0 of 37 races won Beat 56% of the fleet together(−10 vs. without) · best 2nd · Aug 2021 – Sep 2025
  • Celia Willison · Black Star, Club Nautique Morgien, Découvertes-Géomod, Revanche · Handicap, J/70, Swiss Sailing Super League ACT 3/2026 8events 1 wins together · 2 podiums · 13% win rate · 8 of 37 races won Beat 56% of the fleet together(−10 vs. without) · best 1st · May 2024 – Aug 2026
  • Alexandre Detrey · Zen Too · Handicap 6events 0 wins together · 1 podiums · 0% win rate · 0 of 10 races won Beat 88% of the fleet together(+27 vs. without) · best 3rd · Jun 2021 – Jun 2025
  • Gaulthier Germain · Zen Too, ZEN TOO · Handicap, M2 5events 1 wins together · 2 podiums · 20% win rate · 2 of 13 races won Beat 87% of the fleet together(+25 vs. without) · best 1st · Jun 2023 – Jun 2025
  • Samuel Kivell · Club Nautique Morgien, Découvertes-GeoMod, Revanche · Handicap, Swiss Sailing Challenge League ACT IV/2023 Final Morges, Swiss Sailing Super League ACT 3/2026, Swiss Sailing Super League ACT IV/2024 Final Genève 5events 2 wins together · 2 podiums · 40% win rate · 20 of 64 races won Beat 69% of the fleet together(+6 vs. without) · best 1st · Sep 2023 – Aug 2026
  • Louis Chambet · Zen Too, ZEN TOO · Handicap, M2 3events 1 wins together · 2 podiums · 3 events · 2 of 9 races won Beat 99% of the fleet together(+37 vs. without) · best 1st · May 2025 – Jun 2025
  • Valentin Sipan · Zen Too · Handicap 3events 0 wins together · 1 podiums · 3 events · 0 of 5 races won Beat 99% of the fleet together(+37 vs. without) · best 3rd · Jun 2024 – Jun 2025
  • Julien Monnier · Mayer Opticiens, Zen Too · Handicap, Surprise 3events 0 wins together · 0 podiums · 3 events · 0 of 6 races won Beat 93% of the fleet together(+30 vs. without) · best 6th · Jun 2021 – Oct 2021

Lift shows how much better this sailor finishes with that partner aboard.

Rating history

0290580201520172019202120232025Helm rating, all classesCrew rating, all classes

— Helm rating, all classes · - - Crew rating, all classes

Event history · 52

DateEventBoatClassRoleFinish
22 Aug 2026Swiss Sailing Super League ACT 3/2026Club Nautique MorgienSwiss Sailing Super League ACT 3/2026Crew1st / 16
27 Jun 2026Coupe Kim 2026Junior6M JICrew2nd / 29
7 Mar 2026Ski-Voile 2026YODAHandicapSkipper6th / 11
13 Sep 2025Vire 1000 - MORGES iMMORevancheHandicapCrew16th / 16
16 Aug 2025Granbordenuy 2025 - Verbier 4 ValléesRevancheHandicapCrew4th / 14
14 Jun 2025Bol d'Or du LemanZen TooHandicapCrew3rd / 399
7 Jun 2025Genève-Rolle-Genève 2025Zen TooHandicapCrew5th / 190
3 May 2025M2 Grand Prix de NyonZEN TOOM2Crew1st / 11
4 Oct 2024Swiss Sailing Super League ACT IV/2024 Final GenèveClub Nautique MorgienSwiss Sailing Super League ACT IV/2024 Final GenèveCrew5th / 14
27 Aug 2024Semaine du Soir Morges 2024RevancheHandicapCrew6th / 20
26 Jul 2024J/70 Italian Cup - Event 3 MalcesineDécouvertes-GéomodJ/70Crew10th / 36
2 Jul 2024Championnat interne 2024 - Coupe étéRevancheHandicapSkipper29th / 37
30 Jun 2024VC-Cup UristierBlack StarHandicapCrew2nd / 10
15 Jun 2024Bol d'Or MirabaudZen TooHandicapCrew5th / 401
21 May 2024Championnat interne 2024 - Coupe printempsRevancheHandicapSkipper30th / 34
22 Sep 2023Swiss Sailing Challenge League ACT IV/2023 Final MorgesDécouvertes-GeoModSwiss Sailing Challenge League ACT IV/2023 Final MorgesCrew1st / 12
10 Jun 2023Bol d'Or MirabaudZen TooHandicapCrew245th / 406
13 May 2023Swiss Sailing Challenge League ACT I/2023 LuzernClub Nautique MorgienSwiss Sailing Challenge League ACT I/2023 LuzernCrew6th / 12
29 Apr 2023Championnat interne 2023 - Coupe printempsRevancheHandicapSkipper31st / 37
27 Oct 2022Championnat de Suisse et Coupe d’Europe de SurprisePacmanSurpriseCrew2nd / 35
18 Aug 2022Internationaler RIGI Cup 5.5 MetreAli-Baba5.5 MetreCrew1st / 15
16 Aug 2022Internationale Klassenmeisterschaft 5.5 MetreAli-Baba5.5 MetreCrew2nd / 16
2 Jul 2022La Tradition de Morges 2022RevancheHandicapCrew8th / 42
24 May 2022Championnat interne 2022 - Coupe printempsRevancheHandicapSkipper33rd / 38
29 Oct 2021Européen Surprise 2021Mayer OpticiensSurpriseCrew6th / 34

Crew rating across all classes: 580, #805.Helm rating across all classes: 69. Compiled from public results; not an official ranking.