| Birth Date: | 10 March 1979 |
| Birth Place: | Whakatāne, New Zealand |
| Ru Position: | Lock |
| Repyears1: | 2004–2007 |
| Repcaps1: | 8 |
| Reppoints1: | 0 |
Hayden Mexted (born 10 March 1979 in Whakatāne) is a former New Zealand-born American rugby union lock. He was a member of the United States national rugby union team that participated in the 2007 Rugby World Cup.[1] He is a distant cousin of Murray Mexted. He was also capable of playing number 8, much like his cousin.[2]