| Masaki Ogata | |
| Fullname: | Masaki Ogata |
| Kanji: | 小県 真樹 |
| Kana: | オガタマサキ |
| Chinese: | Xiao Xian Zhen Shu |
| Birth Date: | 7 September 1964 |
| Birth Place: |  Gifu Prefecture, Japan |
| Residence: | Aichi Prefecture, Japan |
| Teacher: | Tsuchida Masamitsu |
| Turnedpro: | 1980 |
| Rank: | 9 dan |
| Affiliation: | Nihon Ki-in |
Masaki Ogata (小県 真樹, born 1964) is a professional 9 dan Japanese Go player. He became an insei at the Nihon Ki-in in 1976 under Tsuchida Masamitsu, and turned professional in 1980. Ogata won the Kido magazine Shinjin (English: "New player") award with 38 wins and 8 losses in 1983, and the Kido award for most wins in 1988 with a record of 39 wins, 1 draw and 13 losses.[1] He is currently affiliated with the Nagoya branch of the Nihon Ki-in.[2]
| Title | Years Held | |
|---|---|---|
| Current | 4 | |
| Okan | 1988–1991 |
| Title | Years Lost | |
|---|---|---|
| Current | 2 | |
| Okan | 1992, 1994 | |
| Defunct | 1 | |
| Shin-Ei | 1988 |