Earth Day Challenge
April 22
| Name | Age | Location | Country | Affiliation | Distance |
|---|---|---|---|---|---|
| Andrew Birney | 61 | Wildwood, MO | USA | 8,149m | |
| Klaus Bischof | 57 | Treis-Karden | GER | Rudergesellschaft Treis-Karden 1969 e.V. | 31,681m |
| Simon Bischoff | 58 | GER | 7,885m | ||
| Ugis Bisenieks | 56 | Riga | LAT | CrossFit Riga | 10,621m |
| Kevin Bisgould | 53 | Barrie, ON | CAN | 14,099m | |
| Paul Bishop | 66 | Rugby. Warwickshire | GBR | 6,808m | |
| Mark Bishop | 24 | USA | 5,000m | ||
| Michael Bishop | 51 | Northampton, MA | USA | 6,609m | |
| Paul Bishop | 50 | Falkirk | GBR | 10,442m | |
| Jack Biss | 35 | GBR | 8,091m | ||
| Alfred Bisschop | 58 | Compagnie Roeivereniging, Hoogeveen | NED | HRV de Compagnie, Hoogeveen | 5,166m |
| Gérard BISSEY | 77 | FRA | 10,000m | ||
| Julian Bithell | 54 | Poulton-le-Fylde | GBR | 10,014m | |
| Neil Bitting | 70 | Letchworth Garden City | GBR | 6,000m | |
| Scott Bittman | 45 | Chappaqua, NY | USA | 7,225m | |
| Chris Bizon | 54 | USA | 6,545m | ||
| Andrea Bizzarri | 34 | ITA | 10,365m | ||
| Sven Erik Bjerke | 48 | NOR | 5,746m | ||
| Uffe Bjerre | 48 | DEN | 6,062m | ||
| Teresia Björnberg | 52 | SUI | Nordiska Roddföreningen i Zürich | 4,634m | |
| Teresia Bjornberg | 52 | SUI | 4,634m | ||
| Ulf Bjurö | 61 | Madrid | ESP | 7,009m | |
| Mattias Bjurstrom | 41 | GBR | 4,400m | ||
| Sara Blaabjerg | 33 | DEN | 6,500m | ||
| Gordon Black | 77 | Bend, OR | USA | 7,109m | |
| Ellis Black | 21 | GBR | 15,000m | ||
| Duncan Black | 68 | Portmahomack | GBR | The Diamonds (Over Sixties Erging Group) | 4,199m |
| David Black | 47 | GBR | 8,347m | ||
| Iain Black | 51 | GBR | 5,383m | ||
| Morgan Blackall-Davies | 36 | GBR | 7,031m | ||
| Guy Blackburn | 52 | Troon | GBR | Free Spirits | 9,380m |
| Ess Blackcard | 42 | USA | Street Parking | 8,816m | |
| Femke Blackford | 45 | OMA | 3,273m | ||
| Jonathan Blackhurst | 48 | GBR | 6,838m | ||
| Neil Blackler | 45 | GBR | 5,000m | ||
| Max Blacksten | 19 | VA | USA | 20,318m | |
| Tammi Blackstone | 46 | Des Moines, IA | USA | Capitol Row | 6,206m |
| Ken Blackwell | 52 | Los Lunas | USA | 4,314m | |
| Dominic Blaesi | 44 | SUI | 7,307m | ||
| Michele Blaho | 62 | USA | 4,239m | ||
| Peter Blaho | 37 | Budapest | HUN | 10,000m | |
| Andrew Blaine | 42 | USA | 15,000m | ||
| Peter Blair | 50 | Armagh | GBR | 7,408m | |
| Evan Blais | 25 | Richmond , VA | USA | Virginia Commonwealth University | 10,000m |
| Brigitte Blaise | 67 | Bourges | FRA | 26,888m | |
| Ally Blake | 48 | CAN | 6,405m | ||
| Andrew Blake | 39 | Minneapolis, MN | USA | 9,101m | |
| Charlie Blake | 64 | Portland, OR | USA | 5,884m | |
| Raymond Blanc | 67 | FRA | 10,019m | ||
| Mercedes Blanca | 43 | FL | USA | 16,060m |