Karapetyan, Karapetian or Garabedian (Armenian: Կարապետյան , in Western Armenian Կարապետեան) is an Armenian surname. It can refer to:

Garabedian

• Charles Garabedian (1923–2016), U.S. artist
• Edna Garabedian (born ?), U.S. opera singer and director
• John Garabedian (born 1941), U.S. radio personality
• Khachadour Paul Garabedian (1836–1881), Ottoman-born Armenian-American Navy Sailor
• Mitchell Garabedian (born 1951), American lawyer known for representing sexual abuse victims
• Paul Garabedian (1927–2010), U.S. applied mathematician and numerical analyst
• Varoujan Garabedian (also as Varadjian Garbidjian, 1954–2019), Syrian-Armenian militant

Garapedian

• Carla Garapedian (born c. 1970's), U.S. (expatriate in the U.K.) documentary filmmaker

Karapetian

• Farrah Karapetian (born 1978), American photographer
• Aleksandre Karapetian (born 1987), Armenian footballer

Karapetyan

• Andranik Karapetyan (born 1995), Armenian weightlifter
• Aram Karapetyan (born 1964), Armenian politician
• Gevorg Karapetyan (footballer, born 1963), Lebanese-Armenian footballer
• Gevorg Karapetyan (born 1990), Armenian footballer
• Karapet Karapetyan (born 1982), Armenian kickboxer
• Karen Karapetyan (born 1963), former Armenian Prime Minister
• Saak Albertovich Karapetyan (died 2018), Russian politician
• Samvel Karapetyan (author) (born 1961), Armenian historian
• Samvel Karapetyan (businessman) (born 1965) Armenian-Russian businessman
• Sergo Karapetyan (1948–2021), Armenian politician and agricultural minister
• Shavarsh Karapetyan (born 1953), Soviet Armenian finswimmer