Kristian married Margrethe Marie Grøn on 11 Jan 1842 in Horten, Norway. Margrethe (daughter of Anton Grøn and Birthe Kristine Schroeter) was born on 26 Jul 1820 in Sandefjord, Norway; died before 1920. [Group Sheet] [Family Chart]

1. Marie Louise Røyem was born on 13 Jan 1843 in Kristiania (Oslo), Norway; died before 1953.
2. Sofie Henriette Kirstine Røyem was born on 13 Oct 1844 in Kristiania (Oslo), Norway; died before 1954.
3. Kristian Severin Balle Røyem was born on 16 Sep 1846 in Kristiania (Oslo), Norway; died before 1956.
4. Andreas Frederik Grøn Røyem was born on 28 May 1848 in Kristiania (Oslo), Norway; died on 11 Mar 1865.
5. Inga Antonie Røyem was born on 16 Jul 1850 in Kristiania (Oslo), Norway; died before 1960.
6. Hilda Margrete Røyem was born in 1852 in Kristiania (Oslo), Norway; died in 1852 in Kristiania (Oslo), Norway.
7. Georg Ulrik Nikolai Røyem was born on 03 Jul 1857 in Kristiania (Oslo), Norway.
8. Margrete Marie Røyem was born on 27 Oct 1859 in Kristiania (Oslo), Norway; died before 1969.
9. Hildur Katrine Røyem was born on 20 May 1864 in Kristiania (Oslo), Norway; died before 1974.