The Bath Children's Literature Festival (also known as Bath Kids' Lit Fest) is an annual book festival held in Bath, Somerset aimed at children's books. The festival features a variety of authors, poets, illustrators and storytellers. It typically lasts ten days, spanning two weekends. Various events are organised in the city during this time,^[1] as well as events at local schools in the central week.^[2]

The Festival has been organised by John and Gill McLay since its creation in 2008.

The Festival has attracted a wealth of popular and talented guests, including the Children's Laureate Michael Rosen, Michael Morpurgo, Jacqueline Wilson, Harry Hill, Meg Cabot and Axel Scheffler.