Momo and the Time Thieves (Danish: Momo og tidstyvene) is a Danish-language opera in two acts by Svitlana Azarova.

The libretto, based on the 1973 children's book Momo by Michael Ende, was written by Anna Bro [da; de].

The opera was commissioned by the Royal Danish Opera, Copenhagen, and written in 2015 and 2016; It was published by Donemus and was world premiered on 15 October 2017.

It was rewarded with 5 stars from Politiken and Berlingske among others.