See also

• J P's parents: Nicolai Fredrik Max PETERSEN (1896-1971) and Petra Danielle JACOBSEN (1904-1983)
• J P's siblings: F P (1930- ), E P (1931- ), E P (1933- ), B P (1934- ), J K P (1935- ), H P (1938- ), A M P (1939- ), S P (1941- ), M P (1942- ), K J P (1946- ) and E P (1952- )