A rattler is a member in a group of venomous snakes.
Rattler or rattlers may also refer to:
Arts and entertainment Rattler (character), a fictional character from the Marvel Comics Universe Rattler (periodical), published by the Bus Preservation Society of Western Australia Rattlers (film), a 1976 horror film "The Rattler", a song by Scottish rock band Goodbye Mr. Mackenzie Iron Rattler, a wooden roller coaster at Six Flags Fiesta Texas in San Antonio, Texas formerly known as The Rattler Rattlers are a type of Coin slab used in coin grading
Sports Arizona Rattlers, a professional indoor football team based in Phoenix, Arizona Dallas Rattlers, a Major League Lacrosse team based in Dallas, Texas Florida A&M Rattlers and Lady Rattlers, the sports teams of Florida A&M University Bradford Rattlers, a Canadian Junior ice hockey team based out of Bradford, Ontario St. Mary's Rattlers, the sports teams of St. Mary's University, Texas
People Spencer Rattler (born 2000), American football player
Other uses HMS Rattler, several vessels of the Royal Navy