Joan married Katarina Crnkovic 11 Aug 1888, Stari Laz, Primorje-Gorski, Croatia. Katarina (daughter of Bartholomeus Ludwig Crnkovic and Jelena Gertruda Vancina) was born 15 Nov 1868, Stari Laz, Primorje-Gorski, Croatia; died 2 Mar 1918, Stari Laz, Primorje-Gorski, Croatia; was buried , Mrkopalj Cemetery - Mrkopalj, Croatia. [Group Sheet]

1. Emerik Stefancic was born 5 Nov 1890, Stari Laz, Primorje-Gorski, Croatia; was christened 8 Nov 1890, Stari Laz, Primorje-Gorski, Croatia.
2. Agata Stefancic was born 22 Jan 1893, Stari Laz, Primorje-Gorski, Croatia; was christened 23 Jan 1893, Mrkopalj, Primorje-Gorski, Croatia; died 20 Jul 1965, Mrkopalj, Primorje-Gorski, Croatia; was buried , Mrkopalj Cemetery - Mrkopalj, Croatia.
3. Filip Stefancic was born 30 Apr 1895, Stari Laz, Primorje-Gorski, Croatia; was christened 2 May 1895, Stari Laz, Primorje-Gorski, Croatia; died 30 Mar 1908, Stari Laz, Primorje-Gorski, Croatia.
4. Marija Stefancic was born 6 Dec 1896, Stari Laz, Primorje-Gorski, Croatia; died 13 Nov 1897, Stari Laz, Primorje-Gorski, Croatia.
5. Katarina Stefancic was born 19 Sep 1897, Stari Laz, Primorje-Gorski, Croatia.
6. Nikola Stefancic was born 3 Dec 1899, Stari Laz, Primorje-Gorski, Croatia; died 10 Jul 1903, Stari Laz, Primorje-Gorski, Croatia; was buried 12 Jul 1903, Mrkopalj Cemetery - Mrkopalj, Croatia.
7. Stjepan Stefancic was born 16 Sep 1905, Stari Laz, Primorje-Gorski, Croatia; died 8 Sep 1918, Stari Laz, Primorje-Gorski, Croatia.
8. Rudolf Stefancic was born 16 May 1908, Stari Laz, Primorje-Gorski, Croatia; died 3 Oct 1979, Stari Laz, Primorje-Gorski, Croatia; was buried , Mrkopalj Cemetery - Mrkopalj, Croatia.