(born 14 March 1978) is a Japanese former professional tennis player.

Okamoto took part in the 2006 Bangalore Open but lost in the first round of singles qualifying, and the first round of doubles, alongside Ryōko Fuda. She has stated that her favorite surface to play on is hardcourt.

Seiko Okamoto

In her career, Okamoto won one doubles title on the WTA Tour, as well as two singles and 15 doubles titles on the ITF Women's Circuit.

Seiko Okamoto

WTA career finals

Doubles: 1 (1 title)

Seiko Okamoto

ITF Circuit finals

Singles: 10 (2–8)

Doubles: 33 (15–18)

References

1978 births

Living people

Japanese female tennis players

Universiade medalists in tennis

Sportspeople from Tokyo

Universiade bronze medalists for Japan

Medalists at the 1999 Summer Universiade

20th-century Japanese women

21st-century Japanese women