This is a list of player transfers involving RFU Championship teams before or during the 2017–18 season. The list is of deals that are confirmed and are either from or to a rugby union team in the Championship during the 2016–17 season. On 7 December 2016, London Welsh announced that it is going into voluntary liquidation due to an "unsustainable" financial situation.[1] On 13 May 2017, Hartpury are promoted to the Championship from the 2017–18 season.[2] On 24 May 2017, London Irish are promoted into the Premiership, whilst Bristol are demoted back to the Championship for the 2017–18 season.[3] It is not unknown for confirmed deals to be cancelled at a later date.
See main article: Bedford Blues.
See main article: Bristol Rugby.
See main article: Cornish Pirates.
See main article: Doncaster Knights.
See main article: Ealing Trailfinders Rugby Club.
See main article: Hartpury College R.F.C..
See main article: Jersey Reds.
See main article: London Scottish F.C..
See main article: Nottingham R.F.C..
See main article: Richmond F.C..
See main article: Rotherham R.U.F.C..
See main article: Yorkshire Carnegie.