The 1961 Isle of Man TT races, the fourth round of the 1961 Grand Prix motorcycle racing season, involved five races on the Isle of Man TT Mountain Course on the Isle of Man. Three of the races were won by Mike Hailwood. He completed the six laps of the course in 2 hours, 15 minutes and 2.0 seconds at an average race speed of 100.61 mph to win the Senior TT race, after earlier winning the Ultra-Lightweight 125cc and Lightweight 250cc races[1] Phil Read won the 350cc Junior TT race, while Max Deubel and E.Hoerner won the Sidecar TT event.
3 Laps (113.00 Miles) Mountain Course.
| Place | Rider | Number | Country | Machine | Speed | Time | Points | |
|---|---|---|---|---|---|---|---|---|
| 1 | Mike Hailwood | United Kingdom | Honda | 88.23 mph | 1:16.58.6 | 8 | ||
| 2 |  Luigi Taveri | Switzerland | Honda | 88.09 mph | 1:17.06.0 | 6 | ||
| 3 |  Tom Phillis | Australia | Honda | 87.28 mph | 1:17.49.0 | 4 | ||
| 4 | Jim Redman | Rhodesia | Honda | 84.83 mph | 1:20.04.2 | 3 | ||
| 5 |  Sadao Shimazaki | Japan | Honda | 84.80 mph | 1:20.06.0 | 2 | ||
| 6 | Ralph Rensen | United Kingdom | Bultaco | 83.26 mph | 1:21.35.2 | 1 |
3 Laps (113.00 Miles) Mountain Course.
| Place | Rider | Number | Country | Machine | Speed | Time | Points | |
|---|---|---|---|---|---|---|---|---|
| 1 | Max Deubel/E.Hoerner | 3 | West Germany | BMW | 87.65 mph | 1:17.29.8 | 8 | |
| 2 | Fritz Scheidegger/H.Burkhardt | 2 | Switzerland | BMW | 87.03 mph | 1:18.02.6 | 6 | |
| 3 | Pip Harris/R.V.Campbell | 8 | United Kingdom | BMW | 85.26 mph | 1:19.40.4 | 4 | |
| 4 | A.Rohseipe/L.Bottcher | 12 | West Germany | Norton | 79.60 mph | 1:25.19.8 | 3 | |
| 5 | Charlie Freeman/B.Nelson | 2 | United Kingdom | Norton | 78.82 mph | 1:26.10.6 | 2 | |
| 6 | Colin Seeley/W.Rawlings | 35 | United Kingdom | Matchless | 77.93 mph | 1:27.09.8 | 1 |
5 Laps (188.65 Miles) Mountain Course.
| Place | Rider | Number | Country | Machine | Speed | Time | Points | |
|---|---|---|---|---|---|---|---|---|
| 1 | Mike Hailwood | United Kingdom | Honda | 98.38 mph | 1:55.03.6 | 8 | ||
| 2 | Tom Phillis | Australia | Honda | 96.56 mph | 1:57.14.2 | 6 | ||
| 3 | Jim Redman | Rhodesia | Honda | 93.09 mph | 2:01.36.2 | 4 | ||
| 4 | Kunimitsu Takahashi | Japan | Honda | 92.25 mph | 2:02.43.2 | 3 | ||
| 5 | Naomi Taniguchi | Japan | Honda | 88.90 mph | 2:07.20.0 | 2 | ||
| 6 | Fumio Ito | Japan | Yamaha | 87.88 mph | 2:08.49.0 | 1 |
6 Laps (236.38 Miles) Mountain Course.
| Place | Rider | Number | Country | Machine | Speed | Time | Points | |
|---|---|---|---|---|---|---|---|---|
| 1 | Phil Read | United Kingdom | Norton | 95.11 mph | 2:22.50.0 | 8 | ||
| 2 | Gary Hocking | Rhodesia | MV Agusta | 94.25 mph | 2:24.07.8 | 6 | ||
| 3 | Ralph Rensen | United Kingdom | Norton | 93.65 mph | 2:25.03.0 | 4 | ||
| 4 | Derek Minter | United Kingdom | Norton | 93.50 mph | 2:25.16.8 | 3 | ||
| 5 | Franta Stastny | Czechoslovakia | Jawa | 93.15 mph | 2:25.50.2 | 2 | ||
| 6 | Roy Ingham | United Kingdom | Norton | 92.97 mph | 2:26.07.0 | 1 |
6 Laps (236.38 Miles) Mountain Course.
| Place | Rider | Number | Country | Machine | Speed | Time | Points | |
|---|---|---|---|---|---|---|---|---|
| 1 | Mike Hailwood | United Kingdom | Norton | 100.61 mph | 2:15.02.0 | 8 | ||
| 2 | Bob McIntyre | United Kingdom | Norton | 99.20 mph | 2:16.54.4 | 6 | ||
| 3 | Tom Phillis | Australia | Norton | 98.78 mph | 2:17.31.2 | 4 | ||
| 4 | Alistair King | United Kingdom | Norton | 97.73 mph | 2:18.59.8 | 3 | ||
| 5 | Ron Langston | United Kingdom | Norton | 97.52 mph | 2:19.17.6 | 2 | ||
| 6 | Tony Godfrey | United Kingdom | Norton | 96.82 mph | 2:22.18.0 | 1 |