Three star or three stars is a grading received in a star classification scheme.
Three star or three stars may also refer to:
- Three Stars (Chinese constellation), a group of seven stars
- Three stars (ice hockey), triple equivalent of "man of the match" in other sports
- Three Stars (militant group), a former Tamil militant group in Sri Lanka
- Three Star Club, a Nepalese association football club
- Three Star Gods, Chinese gods of happiness, rank and longevity
- Three star petrol, a class of Leaded petrol formerly sold in the UK
- Three-star rank, a senior military rank
- Dinkus (* * *), three asterisks arranged horizontally usually indicate an omission or subsection
- Asterism (typography) (⁂), three asterisks (stars) in a triangle, uncommonly used to indicate a subsection
- Flag of the Republic of the Rio Grande, nicknamed the Three Star Flag
- Georgia's Own Credit Union 3 Stars of the Year Award, ice hockey award
- Order of the Three Stars, Latvian decoration for merit in service
- Samsung, which means "Three stars" in Korean
- The three-star rating system, used within certain video games