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| August / 2017 | ||||
| 16/Aug-19/Aug | - | Chester Race Week | Chester, Nova Scotia, Canada | |
| 16/Aug-20/Aug | - | ILYA Championship | Lake Geneva, WI, USA | |
| 16/Aug-18/Aug | - | Nantucket Race Week IOD Celebrity Invitational | Nantucket, MA, USA | |
| 17/Aug-19/Aug | - | J/Cup United Kingdom | Torquay, UK | |
| 17/Aug-19/Aug | - | Melges 20 U.S. National Championship | Newport, RI, USA | |
| 17/Aug-19/Aug | - | Melges 20 U.S. National Championship | Newport, RI, USA | |
| 17/Aug-20/Aug | - | Rhodes 19 Nationals | Marblehead, MA, USA | |
| 18/Aug-20/Aug | - | Aldo Alessio & Phyllis Kleinman Swiftsure Regatta | San Francisco, CA, USA | |
| 18/Aug-23/Aug | - | CORK Olympic Classes Regatta Sail Canada Senior Championships | Kingston, Ontario, Canada | |
| 18/Aug-20/Aug | - | Flevorace J 70 Regatta | Muiden, Netherlands | |
| 18/Aug | - | Ida Lewis Distance Race | Newport, RI, USA | |
| 18/Aug-19/Aug | - | Nantucket Regatta | Nantucket, MA, USA | |
| 19/Aug-26/Aug | - | AUDI Hamilton Race Week | Hamilton Island, Australia | |
| 19/Aug | - | Lawrence I. Clark Round Gardiner's Island Race | Amagansett, NY, USA | |
| 19/Aug | - | Sachem's Head Coastal Classic | Guilford, Connecticut, USA | |
| 19/Aug | - | Sachem's Head Coastal Classic | Guilford, CT, USA | |
| 19/Aug-20/Aug | - | Santa Cruz J 70 Regatta | Santa Cruz, CA, USA | |
| 19/Aug-20/Aug | - | Viper 640 Great Lakes Championships | Sarnia, Ontario, Canada | |
| 20/Aug-20/Aug | - | 45th Annual Opera House Cup | Nantucket, MA, USA | |
| 20/Aug-20/Aug | - | 48th Round Gardiner's Island Race | Amagansett, NY, USA | |
| 23/Aug-27/Aug | - | J 111 World Championship | San Francisco, CA, USA | |
| 24/Aug-31/Aug | - | J/24 World Championship | Riva del Garda, Italy | |
| 24/Aug-27/Aug | - | One Tonner Revival Regatta 2107 | Breskens, Zeeland, the Netherlands | |
| 24/Aug-25/Aug | - | Panerai Herreshoff Classic Yacht Regatta | Bristol, RI, United States | |
| 24/Aug-27/Aug | - | Verve Cup Inshore Regatta | Chicago, IL, USA | |
| 25/Aug-27/Aug | - | Breskens Sailing Weekend | Breskens, Netherlands | |
| 25/Aug-27/Aug | - | Clagett/Oakcliff Match Race | Oyster Bay, NY, USA | |
| 25/Aug-27/Aug | - | Clagget / Oakcliff Match Race | Oyster Bay, NY, USA | |
| 25/Aug-27/Aug | - | Comet International Championship | Ocean Gate, NJ, USA | |
| 25/Aug-28/Aug | - | Extreme Sailing Series - Cardiff | Cardiff, Wales | |
| 25/Aug-28/Aug | - | Extreme Sailing Series, Act 6 | Cardiff, Wales | |
| 25/Aug-27/Aug | - | Hobie 33 North Americans | Traverse City, Michigan, USA | |
| 25/Aug-27/Aug | - | Obelix Trophy | Port de plaisance de Bénodet, France | |
| 25/Aug-27/Aug | - | Storm Trysail Club Ted Hood Regatta | Marblehead, MA, USA | |
| 26/Aug-27/Aug | - | King Harbor Race Week | King Harbor, CA, USA | |
| 26/Aug-27/Aug | - | Lobster Bowl | Falmouth, ME, USA | |
| 26/Aug-27/Aug | - | Sandy Hook | Atlantic Highlands, NJ, USA | |
| 26/Aug-27/Aug | - | Surfin' Safari | Corpus Christi, TX, USA | |
| 30/Aug-03/Sep | - | Oakcliff International Grade 2 | Oyster Bay, NY, USA | |
| September / 2017 | ||||
| 01/Sep | - | RORC Cherbourg Race | Cowes, Isle of Wight, UK | |
| 01/Sep-03/Sep | - | Spud Cup Regatta | Sandpoint, ID, USA | |
| 01/Sep-03/Sep | - | The Vineyard Race | Stamford, CT, USA | |
| 01/Sep-04/Sep | - | Tri-State Race | Chicago, IL, USA | |
| 02/Sep-03/Sep | - | 11 Meter Norway Nationals | Asker, Norway | |
| 02/Sep-03/Sep | - | 38th Annual Museum of Yachting Classic Yacht Regatta | Newport, RI, USA | |
| 02/Sep-03/Sep | - | Jazz Cup | San Francisco, CA, USA | |
| 02/Sep-03/Sep | - | Stratford Shoals Race | Oyster Bay, NY, USA | |
| 04/Sep | - | Fishers Island Round Island race | Fishes Island, NY, USA | |
| 05/Sep-10/Sep | - | 2017 Star North American Championship | Marblehead, MA, USA | |
| 05/Sep-09/Sep | - | Formula 18 Americas Championship | Long Bech, CA, USA | |
| 07/Sep-10/Sep | - | E Scow National Championship 2017 | Charleston, SC, USA | |
| 08/Sep-10/Sep | - | RORC Doublehanded IRC National Championship | Cowes, Isle of Wight, UK | |
| 09/Sep-10/Sep | - | 27th Annual Juana Good Time Regatta | Navarre Beach, FL, USA | |
| 09/Sep-10/Sep | - | Downeast Regatta | Portland, ME, USA | |
| 09/Sep-12/Sep | - | Fall Regatta C Scow and MC Scow | Culver , IN, USA | |
| 09/Sep-10/Sep | - | J 22 East Coast Champs | Annapolis, MD, USA | |
| 09/Sep | - | Oakcliff September 9 Grade 5 | Oyster Bay, NY, USA | |
| 09/Sep-10/Sep | - | Swedish 11 Meter Nationals | Granna, Norway | |
| 12/Sep-16/Sep | - | J 70 World Championship | Porto Cervo, Italy | |
| 14/Sep-17/Sep | - | Rolex Big Boat Series | San Francisco, CA, USA | |
| 15/Sep-16/Sep | - | Classic Yacht Regatta | Greenwich, CT, USA | |
| 15/Sep-21/Sep | - | ISMA World Championship | Vancouver, BC, Canada | |
| 15/Sep-23/Sep | - | J 24 World Championship | Mississauga, ONT, Canada | |
| 15/Sep-17/Sep | - | Open J 22 Dutch Championship | Hoorn, The Netherlands | |
| 15/Sep-17/Sep | - | UBS Jersey Regatta | , St Helier, Jersey, British Isles | |
| 16/Sep-16/Sep | - | PSL/GPYC J 70 Stadium Sailing | Grosse Pointe, Michigan, USA | |
| 20/Sep-29/Sep | - | International 505 World Championship | Annapolis, MD, USA | |
| 21/Sep-24/Sep | - | 12mR North American Championship | Newport, RI, USA | |
| 21/Sep-24/Sep | - | Canadian Championship | Toronto, Ontario, CA | |