Hendrikus Sebastian "Bas" Nijhuis (born 12 January 1977) is a Dutch football referee.

[2] In March 2005 he made his debut in a SC Heerenveen match against RKC Waalwijk in the highest Dutch league, the Eredivisie.

On 21 December 2011 Bas Nijhuis sent off AZ Alkmaar goalkeeper Esteban Alvarado in a KNVB Cup second round match against Ajax after he retaliated following an attack by a pitch invader.

[6] Alvarado's sending off caused his manager, Gertjan Verbeek, to order the team to walk off and abandon the match in protest.

This biographical article relating to Dutch football is a stub.