Laukkanen is a Finnish surname. Notable people with the surname include:

• Janne Laukkanen (born 1970), Finnish former professional ice hockey player
• Jari Laukkanen (disambiguation), multiple people
• Jenna Laukkanen (born 1995), Finnish swimmer
• Juha Laukkanen (born 1969), former Finnish javelin thrower
• Kai Laukkanen (born 1975), Finnish motorcycle speedway rider
• Kari Laukkanen (born 1963), former Finnish football goalkeeper
• Mari Laukkanen (born 1987), Finnish biathlete and cross-country skier
• Noora Laukkanen (born 1993), Finnish swimmer
• Tapio Laukkanen (born 1969), Finnish rally driver
• Teuvo Laukkanen (1919 – 2011), Finnish cross-country skier

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