Las Vegas 51s
- Location: Las Vegas, NV
- League: Pacific Coast League 2001-present
- Affiliation: Los Angeles Dodgers 2001-2008; Toronto Blue Jays 2009-2012; New York Mets 2013-2018
- Ballpark: Las Vegas Ballpark 2019- ; Cashman Field 2001-2018
From 1983 to 2000, the Las Vegas Stars were an affiliate of the San Diego Padres. The team takes their current name from Area 51, the secret government site in the Nevada desert said to be the home of extra-terrestrial aliens from the Roswell incident in 1947. The team's logo depicts an alien over the number 51.