Bo Rose Maerten (The Hague, October 10, 1992) is a Dutch actress and the daughter of Belgian actor Hugo Maerten. She is best known for her leading role in the film Timboektoe based on the book of the same name by Carry Slee.

From December 2008 to May 2010, she also starred in the series ONM. In it she played the role of Kim Klein. Maerten attended the Interconfessional Makeblijde College in Rijswijk and then the Segbroek College in The Hague where she obtained her vwo diploma in 2010.