The family sailed to America in 1853 on the ship Forest Monarch. His name is listed as "Jens Peter Ibsen" on the ship manifest. His surname in Danish christening records is shown as "Bentzen."
In some sources his name is "Peder Christian Bentzen." After coming to Utah, he used the surname of "Benson."
The inscription on his gravestone shows his name as "Jens Peter Benson," and it confirms his birth and death dates.