Theo Hiddema was born and raised here on the Frisian countryside on a farm. His older brother as his father were members of the NSB. After leaving home at the age of eleven he was inducted by his parents to be placed in a foster family in Leeuwarden and spent his youth mostly by further on boarding schools.He started studying Laws in Groningen, where he was a member of Vindicat. On 10 July 1975, he was sworn in as a lawyer in Maastricht. After an internship at Max Moszkowicz in Maastricht in 1981 he started his own practice. There are now two affiliates, in Amsterdam and Maastricht.