Ingo is a masculine given name in contemporary Scandinavia and Germany, and a historical name in France.^{[citation needed]} It is a Latinized form of the given name Inge.^[1] It is the male version of the name Inga, used in the same region.

It means "protected by Yngvi", who is the main god for the Ingvaeones, and is probably a different name for the Germanic god Freyr.^[2]

• Ingemar Johansson (1932-2009), Swedish boxer, nicknamed "Ingo"
• Ingo Anderbrügge (born 1964), German footballer
• Ingo Appelt (born 1961), German former bobsledder
• Ingo Appelt (born 1967), German comedian
• Ingo Brigandt, Canadian philosopher
• Ingo Bodtke (born 1965), German politician
• Ingo Buding (1942-2003), German tennis player
• Ingo Freyer (born 1971), German professional basketball coach and former national team player
• Ingo Gerhartz (born 1965), German Air Force general
• Ingo Giezendanner (born 1975), Swiss artist
• Ingo Günther (born 1957), German artist
• Ingo Hoffmann (born 1953), Brazilian former race car driver
• Ingo Maurer (1932–2019), German industrial designer
• Ingo Metzmacher (born 1957), German music conductor
• Ingo Molnár, Hungarian computer programmer
• Ingo Mörth (born 1949), Austrian sociologist
• Ingo Nugel (1976-2007), German composer of video game music
• Ingo Preminger (1911-2006), American movie producer, brother of director Otto Preminger
• Ingo Rademacher (born 1971), German-born Australian actor
• Ingo Rechenberg (1934–2021), German researcher and professor currently in the field of bionics
• Ingo Renner (1940–2022), Australian glider pilot, four-time world champion
• Ingo Schmitt (fl. 1995-present), German politician
• Ingo Schulze (born 1962), German author
• Ingo Schwichtenberg (1965-1995), German rock drummer
• Ingo Simon (1875–1964), British singer and archer
• Ingo Steinhöfel (born 1967), German former weightlifter
• Ingo Steuer (born 1966), German figure skater and coach
• Ingo Swann (1933-2013), American psychic
• Ingo Titze, American vocal scientist
• Ingo Wegener (1950-2008), German computer scientist
• Ingo Wellenreuther (born 1959), German politician
• Ingo Zamperoni (born 1974), German news presenter

• Ingo, an associate of Talon in The Legend of Zelda series
• Ingo, the missing Subway Boss in Pokémon Black and White and Pokémon Legends: Arceus
• Ingo Manfred, a main character in the Broken Sky trilogy by L. A. Weatherly.

• Ingo (novel), a 2005 children's novel by Helen Dunmore

• Ingrid