Diamond Lil , or "Diamond Tooth Lil", was an early 20th century American popular icon of wealth and libertine burlesque. It may also refer to:

• Diamond Lil (play), a 1928 Mae West play
• Diamond Lil (Marvel Comics), a fictional mutant in Marvel Comics' Alpha Flight series
• Diamond Lil (GoComics), a comic strip published by GoComics and created by Brett Koth
• Katie Glass, a little person professional wrestler who used the ring name Diamond Lil
• Diamond Lil', the name of a Consolidated B-24 Liberator bomber of World War II
• "Diamond Lil", a song by American guitarist and songwriter David Bromberg

This disambiguation page lists articles associated with the title Diamond Lil.
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