Lambertus Jacobus Johannes "Bertus" Aafjes (May 12, 1914 – April 23, 1993) was a Dutch poet noteworthy for his poems about resistance to German occupation during World War II. Aafjes was born in Amsterdam, married and was the father of 3 daughters and 1 son. He died in Venlo. Aafjes wrote a five-book series featuring Japanese samurai Ōoka Tadasuke. His work is marked by his devout Catholicism, but he also scripted the comics Mannetje Bagatel (1946) and Kleine Isar, de Vierde Koning (1962) for Eppo Doeve , as well as Peter-kersen-eter (1943) and De Vrolijke Vaderlandse Geschiedenis (1948) for Piet Worm.