Frog is a picture book character created by Max Velthuijs.
The first Frog title was published in 1989, enititled Frog In Love, by Klaus Flugge at Andersen Press.
In the Netherlands Frog is known as Kikker and he has become a well known and loved character. In Britain Frog Is A Hero was included in the National Curriculum.
Max received the prestigious Hans Christian Andersen Medal in 2004 for the illustrations of his own Frog books.
When Max Velthuijs died in January 2005, Carmen Diana Dearden said: ‘like in Frog and the Birdsong, “all his life he sang beautifully for us,” and he will always sing his lovely songs through his books.’