| Michael Muiya | |
| Nickname: | Lonzi (alias) |
| Weight: | light/light welter/welterweight |
| Nationality: | Kenyan |
| Birth Date: | 1 January 1975 |
| Birth Place: | Nairobi, Kenya |
| Stance: | Orthodox |
| Total: | 22 |
| Wins: | 13 (KO 3) |
| Losses: | 9 (KO 2) |
| Draws: | 0 |
Michael Muiya (born 1 January 1975 in Nairobi) is a Kenyan professional light/light welter/welterweight boxer of the 1990s and 2000s who won the Kenya welterweight title, and Commonwealth lightweight title, and was a challenger for the Kenya light welterweight title against Kevin Onyangohttp://boxrec.com/list_bouts.php?human_id=163436&cat=boxer, his professional fighting weight varied from NaNNaN, i.e. lightweight to 140NaN, i.e. light welterweight.[1]