Oikawa
Oikawa is a family name for the following people:
- Oikawa Koshirō (1883-1958), Japanese admiral and politician
- Kōtarō Oikawa (1928–1991), Japanese mathematician
- Okuro Oikawa (1896–1970), Japanese astronomer
- Yūya Oikawa (* 1981), Japanese speed skater
Oikawa stands for:
- (2667) Oikawa , asteroid of the main outer belt