The 1963 Isle of Man TT motorcycle races were contested in six categories over the Snaefell Mountain Course. The Senior TT was won by Mike Hailwood on an MV Agusta.

3 Laps (113.00 Miles) Mountain Course.

Place	Rider	Number	Machine	Speed	Time	Points
1	Hugh Anderson		Suzuki	89.27 mph	1:16.05.0	8
2	Frank Perris		Suzuki	87.74 mph	1:17.25.0	6
3	Ernst Degner		Suzuki	87.61 mph	1:17.31.6	4
4	Luigi Taveri		Honda	86.99 mph	1:18.05.0	3
5	Bert Schneider		Suzuki	86.30 mph	1:18.42.8	2
6	Jim Redman		Honda	86.26 mph	1:18.44.6	1

3 Laps (113.00 Miles) Mountain Course.

Place	Rider	Passenger	Number	Machine	Speed	Time	Points
1	Florian Camathias	Alfred Herzig		BMW	88.38 mph	1:16.15.0	8
2	Fritz Scheidegger	John Robinson		BMW	87.66 mph	1:17.29.2	6
3	Tony Baitup	Peter Birch		Triumph	86.52 mph	1:17.17.6	4
4	Otto Kolle	Dieter Hess		BMW	81.55 mph	1:23.17.6	3
5	Georg Auerbacher	Eduard Dein		BMW	82.56 mph	1:22.16.0	2
6	Colin Seeley	Willy Rawlings		Matchless	81.52 mph	1:23.19.8	1

6 Laps (226.38 Miles) Mountain Course.

Place	Rider	Number	Machine	Speed	Time	Points
1	Jim Redman		Honda	94.85 mph	2:23.12.2	8
2	Fumio Ito		Yamaha	94.55 mph	2:23.40.4	6
3	Bill Smith		Honda	91.12 mph	2:29.05.2	4
4	Hiroshi Hasegawa		Yamaha	88.39 mph	2:33.41.4	3
5	Tommy Robb		Honda	82.75 mph	2:44.10.2	2
6	John Kidson		Moto Guzzi	82.74 mph	2:44.10.6	1

6 Laps (236.38 Miles) Mountain Course.

Place	Rider	Number	Machine	Speed	Time	Points
1	Jim Redman		Honda	94.91 mph	2:23.08.2	8
2	John Hartle		Gilera	90.58 mph	2:29.58.2	6
3	Franta Stastny		Jawa	89.76 mph	2:31.20.6	4
4	Syd Mizen		AJS	89.65 mph	2:31.31.8	3
5	Jack Ahearn		Norton	89.35 mph	2:31.01.8	2
6	Mike Duff		AJS	87.59 mph	2:35.05.4	1

3 Laps (113.00 Miles) Mountain Course.

Place	Rider	Number	Machine	Speed	Time	Points
1	Mitsuo Itoh		Suzuki	78.81 mph	1:26.10.6	8
2	Hugh Anderson		Suzuki	78.40 mph	1:26.37.4	6
3	Hans-Georg Anscheidt		Kreidler	78.33 mph	1:26.42.0	4
4	Isao Morishita		Suzuki	77.82 mph	1:27.16.2	3
5	Michio Ichino		Suzuki	76.20 mph	1:29.07.6	2
6	Ian Plumridge		Honda	64.82 mph	1:44.46.4	1

• Fastest Lap; Ernst Degner 28 minutes 37.2 seconds, 79.10 mph.^[1]

6 Laps (236.38 Miles) Mountain Course.

Place	Rider	Number	Machine	Speed	Time	Points
1	Mike Hailwood		MV Agusta	104.64 mph	2:09.48.8	8
2	John Hartle		Gilera	103.67 mph	2:11.01.8	6
3	Phil Read		Gilera	100.01 mph	2:15.42.2	4
4	Mike Duff		Matchless	99.29 mph	2:16.48.8	3
5	Joe Dunphy		Norton	99.63 mph	2:20.09.0	2
6	Fred Stevens		Norton	96.99 mph	2:20.11.2	1

• Detailed race results
• Mountain Course map