The Netherlands was represented at the Eurovision Song Contest 1966 with the song "Fernando en Filippo", composed by Kees de Bruyn, with lyrics by Gerrit den Braber, and performed by Milly Scott.

The Dutch participating Broadcaster, Nederlandse Televisie Stichting (NTS), selected its entry through a national final.

Five acts participated in the Dutch preselection, which consisted of five qualifying rounds, followed by the final on 5 February.

All the shows were held at the Tivoli in Utrecht, hosted by the 1959 Eurovision winner Teddy Scholten.

[3] On the night of the final Scott performed 16th in the running order, following France and preceding Ireland.