| # | Children | Name | Born | Died | Father | Mother |
| 1 | Yes | | b. 16 Jul 1908 | d. Yes, date unknown | John Rudolph Kavan, Jr. | Emma Nemec |
| 2 | | | b. 5 Mar 1912 | d. 9 Jul 1912 | John Rudolph Kavan, Jr. | Emma Nemec |
| 3 | Yes | | b. 4 Jan 1915 | d. Yes, date unknown | John Rudolph Kavan, Jr. | Emma Nemec |
| 4 | Yes | | b. 24 Jan 1917 | d. Yes, date unknown | John Rudolph Kavan, Jr. | Emma Nemec |
| 5 | Yes | | b. 21 Apr 1920 | d. 16 Jan 2007 | John Rudolph Kavan, Jr. | Emma Nemec |
| 6 | Yes | | b. 22 Aug 1925 | d. 27 Jan 2016 | John Rudolph Kavan, Jr. | Emma Nemec |
| 7 | Yes | | b. 3 Aug 1928 | d. 31 Jul 2018 | John Rudolph Kavan, Jr. | Emma Nemec |