William Lindsay Beattie (c. 1889 – 27 January 1917) was a Scottish professional rugby league footballer who played in the 1910s. He played at club level for Wakefield Trinity (Heritage No. 192) (captain), as a forward (prior to the specialist positions of; prop, hooker, second-row, loose forward), during the era of contested scrums, and was invited to join the 1914 Great Britain Lions tour of Australia and New Zealand, but declined due to business reasons. Beattie served as a commissioned officer with the Border Regiment (initially in the 10th (service) battalion), and latterly in the 1st battalion (ex 34th Foot), and was killed on the Western Front in 1917 during World War I.