Simon Raiwalui (born 8 September 1974) is a Fijian Australian former rugby union player and coach.

After his years at Saracens Raiwalui finished his playing career at Racing Métro 92 in France where he moved onto coaching following his retirement.

After Cheika's reign came to an end in 2019 Raiwalui joined the Fiji Rugby Union (FRU) as a High Performance Manager.

[12] In late 2023 Raiwalui left the FRU[13] and joined World Rugby (WR) as a High Performance Pathways and Player Development Manager.

[14] In June 2024 Raiwalui was confirmed to take up the role of Director of Performance with the Australian Super Rugby Pacific team, the New South Wales Waratahs.