Leon Samuel Snider (1897 – 9 August 1965) was an Australian politician.
He was born in Melbourne to Polish immigrant fruit merchant Phillip Snider and Diare Rachel Pahl.
He attended Scotch College and became a theatre proprietor, moving to Sydney in 1925.
On 15 May 1930 he married Ruth Cohen, with whom he had three children.
He was a partner in the film distribution company Snider and Dean, and also served on Woollahra Council from 1935 to 1948 (mayor in 1944).