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Sailor · 2018–2026

Isabelle Mayor

soci t nautique de gen ve HandicapMonocoque jaugé SRS+Bateaux jaugés

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Events
39

78 races · 1 race win

Win rate
0%

0% win rate · 0 of 39

Podium rate
10%

4 top-three finishes

Typically beats
55%

of boats faced (range 53%–56%, 3,723 boats)

Biggest lift
Hans-Peter Bichelmeier

+50 points of fleet beaten when sailing together

Longest-running crew
Nathalie Birt

Aug 2019 – Jun 2026 · 5 events

Nemesis
Hans-Peter Bichelmeier

3–27 head to head in 36 races

Rival
Philippe de Weck

16–21 in 46 races

Best day
15 Jun 2019

80-60 · Bol d'Or Mirabaud

Signature result
2nd of 31

Cordée Lémanique en double 2025 · Handicap · 12 Jul 2025

Partnerships · 51 sailors

  • Stéphane Ernst · Sumumm · Handicap 12events 0 wins together · 0 podiums · 0% win rate · 0 of 28 races won Beat 35% of the fleet together(−16 vs. without) · best 13th · Jun 2024 – Aug 2026
  • Stefano Castello · Sumumm · Handicap 11events 0 wins together · 0 podiums · 0% win rate · 0 of 27 races won Beat 36% of the fleet together(−14 vs. without) · best 13th · Jun 2024 – Aug 2026
  • Diego Chiappe · Sumumm · Handicap 8events 0 wins together · 0 podiums · 0% win rate · 0 of 20 races won Beat 38% of the fleet together(−10 vs. without) · best 13th · Jun 2024 – Aug 2026
  • Jacques Richard · Ulysse · Handicap, La 1602, Luthi 870 8events 0 wins together · 0 podiums · 0% win rate · 0 of 19 races won Beat 39% of the fleet together(−9 vs. without) · best 5th · Nov 2018 – Jun 2021
  • Yvon Butikofer · Black Swan, Fou d'Amour, METEORITE, Spibul · Handicap, La 1602, Luthi 870, Monocoque jaugé SRS+ 7events 0 wins together · 2 podiums · 0% win rate · 0 of 11 races won Beat 32% of the fleet together(−17 vs. without) · best 2nd · Sep 2018 – Jun 2021
  • Stefano Caria · Sumumm · Handicap 7events 0 wins together · 0 podiums · 0% win rate · 0 of 22 races won Beat 34% of the fleet together(−15 vs. without) · best 17th · Aug 2024 – Aug 2026
  • Stéphane Dupasquier · Sumumm · Handicap 7events 0 wins together · 0 podiums · 0% win rate · 0 of 15 races won Beat 28% of the fleet together(−22 vs. without) · best 17th · Jun 2024 – Aug 2025
  • Stéphane du Pasquier · Sumumm · Handicap 6events 0 wins together · 0 podiums · 0% win rate · 0 of 14 races won Beat 42% of the fleet together(−4 vs. without) · best 13th · May 2024 – Aug 2026
  • Roberto Piersimone · Sumumm · Handicap 5events 0 wins together · 0 podiums · 0% win rate · 0 of 12 races won Beat 30% of the fleet together(−19 vs. without) · best 29th · Jun 2024 – Aug 2026
  • Nathalie Birt · Melges24, Ulysse · Handicap, Luthi 870 5events 0 wins together · 0 podiums · 0% win rate · 0 of 16 races won Beat 36% of the fleet together(−11 vs. without) · best 5th · Aug 2019 – Jun 2026

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

Rating history

-129-77-262019202120232025Crew rating, all classes

Event history · 39

DateEventBoatClassRoleFinish
4 Aug 2026Les Régates du Mardi - Coupe d'EtéSumummHandicapCrew52nd / 62
4 Jul 2026Les 6 Heures de NernierMelges24Bateaux jaugésCrew5th / 47
27 Jun 2026La Soli-DoubleMelges24HandicapCrew2nd / 17
22 Jun 2026Semaine de la voileMelges24HandicapCrew11th / 43
28 Apr 2026Les Régates du Mardi - Coupe de PrintempsSumummHandicapCrew55th / 73
27 Sep 2025La Double North SailsMelges24HandicapCrew8th / 86
22 Aug 2025Belle Etoile 2025SumummHandicapSkipper42nd / 42
11 Aug 2025Semaine du soir de FounexSumummHandicapCrew19th / 37
9 Aug 2025Régate des ChâteauxSumummHandicapCrew19th / 26
12 Jul 2025Cordée Lémanique en double 2025Melges24HandicapCrew2nd / 31
5 Jul 2025Les 6 Heures de Nernier Et Criterium Surprise de Nernier - Yvoire (Acte 6 Trophée Europ'sails)SumummHandicapCrew13th / 50
7 Jun 2025Genève-Rolle-Genève 2025SumummHandicapCrew141st / 186
27 May 2025Les Régates du Mardi - Coupe de PrintempsSumummHandicapCrew29th / 65
12 Aug 2024Semaine du soir de FounexSumummHandicapCrew22nd / 29
10 Aug 2024Régate des ChâteauxSumummHandicapCrew17th / 28
15 Jun 2024Bol d'Or MirabaudSumummHandicapCrew179th / 399
8 Jun 2024Genève-Rolle-Genève 2024SumummHandicapCrew147th / 197
18 May 2024La double de PentecôteSumummHandicapCrew21st / 28
10 Jun 2023Bol d'Or MirabaudSpibulHandicapCrew215th / 406
25 Sep 2021La Double North Sails 2021SpibulMonocoque jaugé SRS+Skipper30th / 92
27 Aug 2021Belle Etoile 2021YCG 1 - Isola RossaHandicapCrew30th / 30
26 Jun 2021Critérium Toucan Grand-Surprise Luthi 870UlysseLuthi 870Crew5th / 5
12 Jun 2021Bol d'Or MirabaudJawaHandicapCrew150th / 425
5 Jun 2021Genève-Rolle-Genève 2021JawaHandicapCrew72nd / 185
15 May 2021Ouverture Championnat du Petit LacUlysseHandicapCrew19th / 31

Crew rating across all classes: -27, #47,471.Helm rating across all classes: 5. Compiled from public results; not an official ranking.