Peter Shumaker
| Country | United States |
| Sail number | 4127 |
| Sailing club | Bayview YC |
| Star Sailor League (rank/points) | 5165/ 331 |
| Boatname | Mary Ann |
| Link(s) | |
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Worlds results
| 2006 | Charleston, SC (USA) - Charleston Harbor Resort and Marina | 100 |
| 2004 | Hyannis, MA (USA) - Hyannis YC | 43 |
| 2001 | Colonna (Antiqua) - Sunsail Colonna Club | 68 |
| 1977 | Bahamas - Nassau YC | 19 |
Other results
| Sunfish | Bayview One Design -Sunfish Midwest Region Bayview Yacht Club (USA) | 1 |
| Sunfish | Michigan Open/ MW Regional Gull Lake SC (USA) | 12 |
| Sunfish | North American Championship Lake Bluff YC (USA) | 48 |
| Sunfish | US Sunfish Masters Gull Lake YC (USA) | 25 |
| Etchell | One Design Regatta Bayview YC (USA) | 4 |
| Etchell | North American Championship Bayview YC (USA) | 16 |
| Sunfish | North American championship Waukegan YC (USA) | 36 |
| Etchell | Worlds (USA) | 64 |
| Melges 24 | Nood regatta Bayview YC (USA) | 7 |
| Melges 24 | Nationals (USA) | 3 |
| Melges 24 | Detroit NOOD (USA) | 13 |
| Sunfish | US Sunfish Masters (USA) | 13 |
| Etchell | Chicago NOOD (USA) | 22 |
| Sunfish | This One's For Fun Devils Lake YC (USA) | 9 |
| Sunfish | This One's For Fun Devils Lake YC (USA) | 1 |
| Sunfish | Wolf Lake Regatta Wolf Lake YC (USA) | 5 |
| Sunfish | North American championship Highland Lakes YC (USA) | 44 |
| Sunfish | Midwest Regional #2 Highland Park (USA) | 2 |
| Sunfish | Wolf Lake/ MW Regional Wolf Lake YC (USA) | 6 |
| Sunfish | This One's For Fun Devils Lake YC (USA) | 9 |
| Sunfish | North American championship Tawas (USA) | 33 |
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Sailed with
| Katterheinrich, Tom (USA) | 14 |
| Chapman, Rich (USA) | 12 |
| Turluck, Gail (USA) | 11 |
| McHenry, Ronald (USA) | 9 |
| Findlay, Bob (USA) | 8 |
| Scriver, Michael (USA) | 8 |
| Brode, Leland (USA) | 7 |
| Edwards, Todd (USA) | 6 |
| Furman, Joel (USA) | 6 |
| Norton, Dan (USA) | 6 |
| Smith, Malcolm (BMU) | 5 |
| Martinborough, Donald (BHS) | 5 |
| Whitehurst, Thomas (USA) | 5 |
| Smeulders, Stephen (CUW) | 5 |
| Manning, Pat (USA) | 5 |
| Fries, Derrick (USA) | 5 |
| Bergman, Don (USA) | 5 |
| Feldman, Dan (USA) | 5 |
| Tillman, Dick (USA) | 5 |
| Manning, Vic (USA) | 5 |
| Edwards-Swan, Anne (USA) | 5 |
| Miller, Connie (USA) | 5 |
| Irwin, Jim (USA) | 5 |
| McGinnis, Brian (USA) | 4 |
| Montes, Lee (USA) | 4 |
| Parks, Lee (USA) | 4 |
| Butine, John (USA) | 4 |
| Edwards, Clinton (USA) | 4 |
| Bergman, Jean (USA) | 4 |
| Lowrie, Chris (USA) | 4 |