[2] After his mandatory military service Wollter got a US scholarship and took a Bachelor of Arts degree in the United States in 1949.
[3][1] He was then an employee of SKF from 1949 to 1951 before he received a Candidate of Law degree from Lund University in 1955.
Wollter then became Swedish ambassador in Lagos and Accra in 1974, also accredited in Porto-Novo and Niamey from 1976.
He became ambassador in Buenos Aires in 1977[1] and there he was involved in the case of the missing Dagmar Hagelin.
[5] He married for the second time in 1961 to Ulla Ekwall (born 1939),[1] in the Swedish church in Oslo.