| Amanaki Lotoahea | |
| Birth Date: | 14 April 1990 |
| Birth Place: | Lavenga, Tonga |
| Height: | 1.91 m |
| Weight: | 107kg (236lb) |
| School: | Topou College |
| University: | Hanazono University |
| Position: | Fullback / Wing |
| Currentclub: | Ricoh Black Rams |
| Years1: | 2014– |
| Clubs1: | Ricoh Black Rams |
| Apps1: | 43 |
| Points1: | 139 |
| Years2: | 2016 |
| Clubs2: | Sunwolves |
| Apps2: | 1 |
| Points2: | 0 |
| Repyears1: | 2016–2018 |
| Repteam1: | Japan |
| Repcaps1: | 8 |
| Reppoints1: | 25 |
| Clubupdate: | 21 February 2021 |
| Repupdate: | 21 February 2021 |
| Ru Sevensnationalyears1: | 2015 |
| Ru Sevensnationalteam1: | Japan Sevens |
| Ru Sevensnationalcomp1: | 2 |
| Ru Sevensupdate: | 21 February 2021 |
is a Tongan-born Japanese rugby union footballer who plays as either a fullback or a wing.[1]
Lotoahea played for the Ricoh Black Rams having joined them in 2014.[2] [3] He was initially named in the first ever squad to compete in Super Rugby from the 2016 season,[4] but was later dropped from the squad after sustaining an injury.[5]