Sanna Pelliccioni is a Finnish children's author, illustrator and graphic designer, who graduated with a master's degree in philosophy from the University of Oulu. She has illustrated children's books by several authors, and has written and illustrated his own Onni-poika picture book series since 2007. As of 2019, the series is published by Etana Editions.
The latest 18th volume is Onnin vauvaloruja (Onni's baby rhymes, 2022), which has thick cardboard pages and is therefore perfectly suitable even for small hands. Set in the baby years of the fictional little boy Onni, the funny rhymes and charming illustrations by Pelliccioni will certainly become a favourite for many toddlers.