Jari Arto Olavi ”Jaajo” Linnonmaa is an award-winning Finnish radio personality, actor and entrepreneur. Linnonmaa is hosting morning show together with Anni Hautala at Radio Suomipop. The show is one of the largest radio shows in Finland within its time slot. The show and Jaajo himself has won several awards at Finnish Radio Gala.
In 2014 Linnonmaa made his acting debut by having a small supporting role as a paramedic in Finnish medical drama television series Syke broadcast by Yle TV2. In the same year began the production of Finnish comedy film Luokkakokous in which Linnonmaa has leading role with Aku Hirviniemi and stand-up comedian Sami Hedberg. The film was a commercial success and the sequel is planned to be released in 2016.