| Otumaka Mausia | |
| Birth Date: | 22 April 1997 |
| Birth Place: | New Zealand |
| Height: | 1890NaN0 |
| Weight: | 1030NaN0 |
| Position: | Fly-half / Wing / Fullback |
| Years1: | 2017 |
| Apps1: | 3 |
| Points1: | 0 |
| Years2: | 2024– |
| Repyears1: | 2019– |
| Repteam1: | Tonga |
| Repcaps1: | 12 |
| Reppoints1: | 22 |
| Clubupdate: | 19 November 2023 |
| Repupdate: | 19 November 2023 |
| Ru Sevensnationalyears1: | 2018–2019 |
| Ru Sevensnationalteam1: | Tonga Sevens |
| Ru Sevensnationalcomp1: | 3 |
| Ru Sevensupdate: | 19 November 2023 |
Otumaka Mausia (born 22 April 1997) is a Tongan rugby union player, who plays for . His preferred position is fly-half, wing or fullback.[1]
Mausia plays his club rugby for College Rifles.[2] He moved to Australia in 2022 and began representing Western Sydney Two Blues in the Shute Shield.[3] He represented Tonga in sevens during a break from the 15-man code.[4]
Mausia represented in the 2017 Mitre 10 Cup.[5] He was named in the squad for the 2024 Super Rugby Pacific season.[6]
Mausia debuted for Tonga in the 2019 World Rugby Pacific Nations Cup making his debut against Samoa.[7] He would earn his next caps in the 2022 World Rugby Pacific Nations Cup.[8] He was named in the Tongan squad for the 2023 Rugby World Cup,[9] however was ruled out due to injury having not appeared in the tournament.[10]