Background
He was born in Aker as the oldest son of bishop Peder Christian Hersleb Kjerschow (1786–1866) and his wife Johanne Benedicte Collett (1802–1851).
He was born in Aker as the oldest son of bishop Peder Christian Hersleb Kjerschow (1786–1866) and his wife Johanne Benedicte Collett (1802–1851).
Christian Kjerschow was also a maternal grandson of mining director Christian Ancher Collett. Christian Collett Kjerschow married Nancy Adelaide Esbensen. They had several children.
In the 1902 census his family were registered with two servants.
Christian Collett Kjerschow was elected from the constituency Tromsø, Hammerfest, Vardø og Vadsø to the Norwegian Parliament in 1868. At that time he served as stipendiary magistrate (byfoged) and chief of police.
He then served as County Governor of Tromsøe Amt (Troms) from 1869 to 1889.