Yuka Murofushi (室伏 由佳, Murofushi Yuka, born 11 February 1977) is a retired Japanese discus and hammer thrower.
Murofushi comes from a hammer throwing family, as her father Shigenobu Murofushi is a former Olympian and held the Japanese record for decades, and her brother Koji Murofushi, is the 2004 Olympic champion in the event. Her mother, Serafina Moritz, is Romanian, and former European junior javelin champion and senior champion for Romania. Her parents are now divorced.
She won the 2010 Japanese title in both the discus and hammer throw events.