1963 Senior League World Series

Tournament information
Location	Bethlehem, Pennsylvania
Dates	August 15–17, 1963
Final positions
Champions	Monterrey, Mexico
Runner-up	Downey, California
← 1962 1964 →

The 1963 Senior League World Series took place from August 15–17 in Bethlehem, Pennsylvania, United States. Monterrey, Mexico defeated Downey, California in the championship game. This was the only edition held in Bethlehem.

This was the first SLWS to feature an international squad.

United States	International
Pompton Lakes, New Jersey East	Monterrey, Mexico Latin America
Gary, Indiana East Glen Park North
Randleman, North Carolina South
Downey, California West

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	Opening Round					Semifinals					Championship
						1–0	Mexico	2
						—	Indiana	0
	—	Mexico	3
	—	North Carolina	2
											2–0	Mexico	9
											1–0	California	3
						—	California	3			Third Place Game
						—	New Jersey	2
											0–1	Indiana	7
											0–1	New Jersey	3

1963 Senior League World Series champions
Monterrey, Mexico