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Sailor · 2012–2025

William Mackenzie

cyca IRC handicapFarr 40Handicap

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Events
29

150 races · 23 race wins

Win rate
14%

14% win rate · 4 of 29

Podium rate
28%

8 top-three finishes

Typically beats
73%

of boats faced (range 71%–75%, 1,107 boats)

Best class ranking
#1304

Crew in J/70 · rating 102

Longest win streak
10

race wins in a row

Most successful partnership
Wouter Verbraak

1 wins · 2 podiums in 3 events together

Best trio
Marco Carpinello & Luke Watkins

1 wins · 2 podiums in 3 events, all three aboard

Biggest lift
Marco Carpinello

+32 points of fleet beaten when sailing together

Longest-running crew
Stewart Dodson

Dec 2016 – Dec 2022 · 5 events

Nemesis
Richard Witzel

5–25 head to head in 30 races

Rival
Alex Roepers

24–33 in 57 races

Best day
19 Sep 2012

1-4-8-1 · 2012 Rolex Farr 40 World Championship

Signature result
1st of 72

Rolex Sydney Hobart Yacht Race 2018 · IRC handicap · 26 Dec 2018

Partnerships · 60+ sailors

Most successful partnership: Wouter Verbraak — 1 wins · 2 podiums in 3 events together
  • Guido Belgiorno-Nettis · Transfusion · Farr 40 6events 0 wins together · 1 podiums · 0% win rate · 3 of 46 races won Beat 60% of the fleet together(−9 vs. without) · best 3rd · Jul 2012 – Oct 2014
  • Peter Sheldrick · Transfusion · Farr 40 6events 0 wins together · 1 podiums · 0% win rate · 3 of 46 races won Beat 60% of the fleet together(−9 vs. without) · best 3rd · Jul 2012 – Oct 2014
  • Sam Williams · Transfusion · Farr 40 6events 0 wins together · 1 podiums · 0% win rate · 3 of 46 races won Beat 60% of the fleet together(−9 vs. without) · best 3rd · Jul 2012 – Oct 2014
  • Robert Wilmot · Transfusion · Farr 40 6events 0 wins together · 1 podiums · 0% win rate · 3 of 46 races won Beat 60% of the fleet together(−9 vs. without) · best 3rd · Jul 2012 – Oct 2014
  • Mitch White · Transfusion · Farr 40 5events 0 wins together · 1 podiums · 0% win rate · 3 of 41 races won Beat 57% of the fleet together(−13 vs. without) · best 3rd · Jul 2012 – Oct 2014
  • Jordan Reece · Transfusion · Farr 40 5events 0 wins together · 1 podiums · 0% win rate · 3 of 39 races won Beat 61% of the fleet together(−8 vs. without) · best 3rd · Jul 2012 – Aug 2013
  • Philip Turner · Alive · Handicap, IRC handicap 5events 1 wins together · 2 podiums · 20% win rate · 1 of 5 races won Beat 85% of the fleet together(+20 vs. without) · best 1st · Dec 2018 – Dec 2022
  • Shane Gaddes · Alive · Handicap, IRC handicap 5events 1 wins together · 2 podiums · 20% win rate · 1 of 5 races won Beat 85% of the fleet together(+20 vs. without) · best 1st · Dec 2018 – Dec 2022
  • Gavin Brady · Beau Geste, Transfusion, Vesper · Farr 40, IRC handicap 5events 1 wins together · 1 podiums · 20% win rate · 6 of 26 races won Beat 79% of the fleet together(+13 vs. without) · best 1st · Aug 2013 – Dec 2017
  • William Tiller · Alive, Invisible Hand · Handicap, IRC handicap, Pac52 5events 1 wins together · 2 podiums · 20% win rate · 1 of 11 races won Beat 81% of the fleet together(+16 vs. without) · best 1st · Sep 2017 – Dec 2022

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

Rating history

02915812013201520172019202120232025Crew rating, all classes

Event history · 29

DateEventBoatClassRoleFinish
26 Dec 2025Rolex Sydney Hobart Yacht Race 2025Celestial V70IRC handicapCrew20th / 103
8 Aug 20252025 Safe Harbor Race WeekendFoggyPHRF handicapHeadsail Trimmer2nd / 5
21 Jun 20252025 Edgartown Race Weekend: 'Round-The-Island RaceYonderHandicapFloater1st / 3
14 Jun 2025171st NYYC Annual RegattaFOGGYORC handicapHeadsail Trimmer4th / 6
26 Dec 2024Rolex Sydney Hobart Yacht Race 2024URM GroupIRC handicapCrew57th / 78
26 Jul 2024J/70 Italian Cup - Event 3 MalcesineSwishJ/70Crew21st / 36
21 May 2024European ChampionshipSwishJ/70Crew54th / 84
26 Apr 2024J/70 Italian Cup - Event 1 / Pre EurosSwishJ/70Crew33rd / 49
26 Dec 2023Rolex Sydney Hobart Yacht Race 2023URM GroupIRC handicapCrew2nd / 83
26 Dec 2022Rolex Sydney Hobart Yacht Race 2022AliveIRC handicapCrew10th / 91
10 Jun 20222022 Helly Hansen Sailing World Regatta Series - ChicagoUsa167J/70Other6th / 14
1 May 20222022 Antigua Sailing WeekBlitzHandicapPit1st / 6
26 Dec 2021Rolex Sydney Hobart Yacht Race 2021AliveHandicapCrew29th / 50
26 Dec 2019Rolex Sydney Hobart Yacht Race 2019AliveIRC handicapCrew4th / 120
10 Jul 20192019 Transpac Honolulu RaceAliveHandicapHelm2nd / 15
26 Dec 2018Rolex Sydney Hobart Yacht Race 2018AliveIRC handicapCrew1st / 72
26 Dec 2017Rolex Sydney Hobart Yacht Race 2017Beau GesteIRC handicapCrew10th / 81
14 Sep 20172017 Rolex Big Boat SeriesInvisible HandPac52Headsail Trimmer4th / 5
26 Dec 2016Rolex Sydney Hobart Yacht Race 2016Beau GesteIRC handicapCrew8th / 71
16 Feb 20162016 Rolex Farr 40 World ChampionshipFortyFarr 40Mast9th / 12
16 Jul 20152015 IRC East Coast Championship / Swan 42 NationalsVesperIRC handicapPit1st / 6
15 Oct 20142014 Rolex Farr 40 World ChampionshipTransfusionFarr 40Mast9th / 19
27 Aug 20132013 Rolex Farr 40 World ChampionshipTransfusionFarr 40Mast10th / 15
24 Aug 20132013 New England Boatworks Farr 40 Pre-WorldsTransfusionFarr 40Mast4th / 15
24 Jun 20132013 Storm Trysail Club Block Island Race Week XXVMenace-BliksemPHRF handicapHeadsail Trimmer5th / 13

Crew rating across all classes: 520, #1,362. Compiled from public results; not an official ranking.