David Welch

David Welch may refer to: * David A. Welch (born 1960), Canadian political scientist * David Welch (diplomat) (born 1953), American diplomat * David Welch (baseball) (born 1983), baseball pitcher * David Welch (optical engineer) (born 1960), American businessman and research scientist * David Welch (historian), English historian * David E. Welch (1835–?), Wisconsin state assemblyman and senator * David Welch (New Hampshire politician) (born 1940), member of the New Hampshire House of Representatives * Dave Welch, British poker player * Dave Welch (admiral), United States Navy admiral