Tavs Harmens Neiiendam (12 December 1898 in Copenhagen – 3 May 1968) was a Danish actor, writer and director.
He was the son of actors Nicolai and Jonna Neiiendam.
He wrote several radio plays for the Danish national broadcasting service including "Melody of Murder" which was later filmed.
His play "Inspiration to a Poet" was translated into English by Marianne Helwig.
It was broadcast in 1937 on the BBC Home Service with a cast including Gerald Campion.