Riikka Sirviö (born 11 April 1974) is a Finnish former crosscountry skier who competed from 1994 to 2003.
She won a bronze medal at the 4 x 5 km relay in the 1997 FIS Nordic World Ski Championships and had her best finish of sixth in the 15 km event at the 1991 FIS Nordic World Ski Championships.
Sirviö had seven individual victories at 5 km (all in Finland) from 1997 to 2002.