Ikaunieks (feminine: Ikauniece) is a Latvian toponymic surname, derived from several locations in Latvia named Ikaunieki. Individuals with the surname include: Dāvis Ikaunieks (born 1994), Latvian footballer Jānis Ikaunieks (1912–1969), Latvian astronomer Jānis Ikaunieks (born 1995), Latvian footballer