Selinger (also Sellinger) (Hebrew: זלינגר) is a surname, originally an Ashkenazi Jewish surname of German origin.

Notable people with the surname include:

• Al Sellinger (1914–1986), American cyclist
• Bonifaz Sellinger [de] (1912–2002), Austrian Benedictine abbot
• Arie Selinger (born 1937), Israeli volleyball coach
• Avital Selinger (born 1959), Israeli volleyball player
• Ben Selinger (born 1939), Australian chemist and author
• Christine Selinger (fl. from 2009), Canadian paracanoeist
• Emily Selinger (1848–1927), American painter, writer, poet, educator
• Greg Selinger (born 1951), Canadian politician
• Jerry Selinger (1935–2017), Canadian football player
• Joe Selinger (fl. 1956–1960), Canadian ice hockey player
• Joseph A. Sellinger (1921–1993), American Catholic priest and university president
  • Sellinger School of Business and Management
• Patricia Selinger, American computer scientist
• Philip R. Sellinger (born 1954), American lawyer
• Robin Selinger (fl. from 1995), American materials scientist
• Shelomo Selinger (born 1928), Israeli sculptor

• All pages with titles containing Selinger
• All pages with titles containing Sellinger
• St. Leger family, an Anglo-Irish family with Norman roots, that in some cases transformed into Selinger or Sellinger