Paul Lennart Hellsing (5 June 1919 – 25 November 2015) was a Swedish writer and translator. For his lasting contribution as a children's writer, Hellsing was a finalist in 2010 for the biennial, international Hans Christian Andersen Award. Biography. Born in Västanfors, Fagersta, Sweden, he was the son of the merchant Paul Hellsing and Sigrid Hellsing, née Rohloff, whose mother was from the West Indies. He was a prolific writer of children's literature, particularly known for his rhymes and word plays. He is considered an "outstanding poet" in the field of humour and nonsense writing.
https://en.wikipedia.org/wiki/Lennart_Hellsing