Yoshioka is both a given name and a surname. Notable people with the name include:
Hideki Yoshioka (born 1972), Japanese footballer
Hidetaka Yoshioka (born 1970), Japanese actor
Junko Yoshioka, Japanese fashion designer
Kazuya Yoshioka (born 1978), Japanese ski jumper
Osamu Yoshioka (1934-2010), Japanese lyricist
Satoshi Yoshioka (born 1987), Japanese footballer
Senzō Yoshioka (1916–2005), Japanese photographer
Takayoshi Yoshioka (1909-1984), Japanese athlete
Tokujin Yoshioka (born 1970), Japanese artist
Toshiki Yoshioka (born 1976), Japanese racing driver
Yui Yoshioka (born 1987), Japanese singer
Yoshioka Yayoi (1871-1959), Japanese physician
