Samuel McClellan (1730–1807) was an American general. Samuel McClellan may also refer to:
Sir Samuel McClellan (c. 1640–1709), Lord Provost of Edinburgh Samuel R. McClellan (1806–1890), member of the Wisconsin State Senate
See also Sam McClelland (born 2002), Northern Irish footballer Samuel McClelland (died 1983), Northern Irish loyalist paramilitary