The 1875 Open Championship was the 15th Open Championship, held 10 September at Prestwick Golf Club in Prestwick, South Ayrshire, Scotland.

Willie Park Sr. won the Championship by two strokes from runner-up Bob Martin.

Young Tom Morris himself died later the same year.

Play started at 11:30 a.m. and just 18 players contested the Championship.

After the second round Bob Martin and Bob Ferguson led in 114 but a number of players were close behind with Willie Park on 115 and Mungo Park on 116.