James Leonard "Len" McIntyre (28 August 1933 – 25 January 2012), also known by the nickname of "Mac", was an English professional rugby league footballer who played in the 1950s, 1960s and 1970s. He played at representative level for Great Britain, Rugby League XIII and Lancashire, and at club level for St Helens, Barrow, Oldham, Liverpool City, Wigan, Warrington and Widnes, as a hooker, i.e. number 9, during the era of contested scrums, after retiring from playing he became the Warrington colts (youth team) coach.