Anna Woltz (born 29 December 1981) is a Dutch writer of children's literature.

In 2006, Woltz co-authored the book Post uit de oorlog with her father based on his experiences during World War II.

In 2015, Woltz received the Nienke van Hichtum-prijs for her children's book Honderd uur nacht (2014), a story inspired by Woltz's time in New York City when Hurricane Sandy struck the city.

Her book Mijn bijzonder rare week met Tess (2013) was awarded the Thea Beckmanprijs and in 2019 it was adapted to film by Steven Wouterlood.

[4] In 2022, her book De tunnel was nominated for the Flemish literary award Boon in the category children's literature.