Lauritz married Anna Frederikke Emilie Hammerich Abt 1850, of København, Danmark. Anna (daughter of Emil Hammerich and Lousie Charlotte Amalie Tvermoes) was born 7 Nov 1826, of København, Danmark; died 19 Jan 1919, of København, Danmark. [Group Sheet]

1. Ida Louise Sophie Kidde was born 6 Dec 1852, Odense, Denmark; died 22 May 1940, Kobenhavn, Kobenhavn, Denmark.
2. Hanna Henriette Octavia Kidde was born 3 Jul 1854, Kobenhavn, Kobenhavn, Denmark; died 21 Oct 1924, Kobenhavn, Kobenhavn, Denmark.
3. Henrik Emil Waldemar William Kidde was born 22 May 1856, of København, Danmark; died 20 Oct 1857, of København, Danmark.
4. Laura Emilie Augusta Louise Kidde was born 16 Feb 1858, Kobenhavn, Kobenhavn, Denmark; died 1938, Kobenhavn, Kobenhavn, Denmark.
5. Harry Emil Hammerich Kidde was born 18 Jun 1860, of København, Danmark; died Of South Dakota, United States.
6. Johannes Kidde was born 23 Mar 1862, of København, Danmark; died 8 Sep 1862, of København, Danmark.
7. Amalie Kidde was born 23 Mar 1862, of København, Danmark; died 25 Oct 1945, of København, Danmark.
8. Regnar Kidde was born 27 Oct 1864, of København, Danmark; died 24 Oct 1946, Of United States.