Chelsea Semple (née Alley, born 7 November 1992) is a New Zealand rugby union player.

[4] In 2020 Semple was nominated for the Fiao'o Fa'amausili Medal for the Farah Palmer Cup Player of the Year.

[10][11] Semple signed with Chiefs Manawa for the inaugural 2022 Super Rugby Aupiki season.

[22] After a 42-hour labour she gave birth to daughter Cameron (”Cami”) Ellie Semple in July 2023.

[23] Despite having a seizure immediately after giving birth due to extreme exhaustion and blood loss Semple had sufficiently recovered to begin a gentle fitness training regime two weeks later.