Earth Day Challenge
April 22
| Name | Age | Location | Country | Affiliation | Distance |
|---|---|---|---|---|---|
| Klaus Bischof | 58 | Treis-Karden | GER | Rudergesellschaft Treis-Karden 1969 e.V. | 31,681 |
| Simon Bischoff | 59 | GER | 7,885 | ||
| Ugis Bisenieks | 58 | Riga | LAT | CrossFit Riga | 10,621 |
| Kevin Bisgould | 54 | Barrie, ON | CAN | 14,099 | |
| Paul Bishop | 67 | Rugby. Warwickshire | GBR | 6,808 | |
| Mark Bishop | 25 | USA | 5,000 | ||
| Michael Bishop | 52 | Northampton, MA | USA | 6,609 | |
| Paul Bishop | 51 | Falkirk | GBR | 10,442 | |
| Jack Biss | 36 | GBR | 8,091 | ||
| Alfred Bisschop | 59 | Compagnie Roeivereniging, Hoogeveen | NED | HRV de Compagnie, Hoogeveen | 5,166 |
| Gérard BISSEY | 78 | FRA | 10,000 | ||
| Julian Bithell | 55 | Poulton-le-Fylde | GBR | 10,014 | |
| Neil Bitting | 71 | Letchworth Garden City | GBR | 6,000 | |
| Scott Bittman | 46 | Chappaqua, NY | USA | 7,225 | |
| Chris Bizon | 55 | USA | 6,545 | ||
| Andrea Bizzarri | 35 | ITA | 10,365 | ||
| Sven Erik Bjerke | 49 | NOR | 5,746 | ||
| Uffe Bjerre | 49 | DEN | 6,062 | ||
| Teresia Björnberg | 53 | SUI | Nordiska Roddföreningen i Zürich | 4,634 | |
| Teresia Bjornberg | 53 | SUI | 4,634 | ||
| Ulf Bjurö | 62 | Madrid | ESP | 7,009 | |
| Mattias Bjurstrom | 42 | GBR | 4,400 | ||
| Sara Blaabjerg | 34 | DEN | 6,500 | ||
| Gordon Black | 78 | Bend, OR | USA | 7,109 | |
| Ellis Black | 22 | GBR | 15,000 | ||
| Duncan Black | 69 | Portmahomack | GBR | UK Military Veterans | 4,199 |
| David Black | 48 | GBR | 8,347 | ||
| Iain Black | 52 | GBR | 5,383 | ||
| Morgan Blackall-Davies | 37 | GBR | 7,031 | ||
| Guy Blackburn | 53 | Troon | GBR | Free Spirits | 9,380 |
| Ess Blackcard | 43 | USA | Street Parking | 8,816 | |
| Femke Blackford | 46 | OMA | 3,273 | ||
| Jonathan Blackhurst | 49 | GBR | 6,838 | ||
| Neil Blackler | 46 | GBR | 5,000 | ||
| Max Blacksten | 20 | VA | USA | 20,318 | |
| Tammi Blackstone | 47 | Des Moines, IA | USA | Capitol Row | 6,206 |
| Ken Blackwell | 53 | Los Lunas | USA | 4,314 | |
| Dominic Blaesi | 45 | SUI | 7,307 | ||
| Michele Blaho | 64 | USA | 4,239 | ||
| Peter Blaho | 38 | Budapest | HUN | 10,000 | |
| Andrew Blaine | 43 | USA | 15,000 | ||
| Peter Blair | 51 | Armagh | GBR | 7,408 | |
| Evan Blais | 26 | Richmond , VA | USA | Virginia Commonwealth University | 10,000 |
| Brigitte Blaise | 68 | Bourges | FRA | 26,888 | |
| Ally Blake | 49 | CAN | 6,405 | ||
| Andrew Blake | 40 | Minneapolis, MN | USA | 9,101 | |
| Charlie Blake | 65 | Portland, OR | USA | 5,884 | |
| Raymond Blanc | 68 | FRA | 10,019 | ||
| Mercedes Blanca | 44 | FL | USA | 16,060 | |
| Meredith Blanchard | 22 | CT | USA | Greenwich Crew | 15,000 |