Sunnyvale may refer to:
- Sunnyvale, California, a city in Santa Clara County, California, United States, and the most populous place with this name
- Sunnyvale, Auckland, a suburb of Auckland, New Zealand
- Sunnyvale, Otago, a suburb of Dunedin, New Zealand
- Sunnyvale, Missouri, a former village in northern Newton County, Missouri, United States
- Sunnyvale, Texas, a suburb of Dallas, Texas, United States
- Sunnyvale Trailer Park, the fictional home of the characters of Trailer Park Boys
- Sunnyvale, the original title of the romantic comedy film Opie Gets Laid