Fatal accidents to competitors at the Watkins Glen International Circuit during the United States Grand Prix and other national and international motorsport events on a 10.6km (06.6miles) road circuit (1948–1952), an amended 7.4km (04.6miles) circuit (1953–1956) and the 3.78km (02.35miles) Grand Prix circuit from 1957 onwards.
| No | Competitor | Date | Place | Series | Race | Type | |
|---|---|---|---|---|---|---|---|
| 1 |  Sam Collier | 23 Sep 1950 | 1950 Watkins Glen Grand Prix | Ferrari 166 S | |||
| 2 | Tommy Seagraves | 13 Aug 1960 | American Motorcyclist Association | Harley-Davidson KRTT | |||
| 3 | Bud Faust | 22 Sep 1962 | 1962 SCCA National | Lotus-Buick | |||
| 4 | Harold Woods | 22 Aug 1965 | Outer Loop | 1965 SCCA National | 1965 The Glen 500 Km | Daimler SP250 | |
| 5 | Edward Mathias | 17 Oct 1965 | 1965 SCCA National | Porsche - Elvra | |||
| 6 | Martin Krinner | 20 Aug 1967 | 1967 SCCA National | 1967 The Glen 500 Km | Shelby Mustang | ||
| 7 |  François Cevert | 06 Oct 1973[1] | Turn #4 | 1973 FIA Formula 1 World Championship | 1973 United States Grand Prix | Tyrrell-Cosworth 006 | |
| 8 |  Helmuth Koinigg | 06 Oct 1974[2] | Turn #7 | 1974 FIA Formula 1 World Championship | 1974 United States Grand Prix | Surtees TS16-Cosworth | |
| 9 | Mark Freed | 29 Aug 1976 | Turn #10 | 1976 SCCA Glen Region | Closed circuit event | Bugeye Sprite | |
| 10 | J. D. McDuffie | 11 Aug 1991 | Turn #5 | 1991 NASCAR Winston Cup | 1991 Bud at the Glen | Pontiac | |
| 11 | Ken Buchel | 09 Jul 2011 | The Chute | 2011 SCCA Series | The Glen Double Nationals | Honda CR-X | |
| 12 | Steven Cullman | 07 Jun 2024 | 2024 Historic Sportscar Racing | Historic Sportscar Racing Classic | Mustang Boss 302 |