Thomas married Anne Biles. Anne Biles died in 1942 in Malvern Vic.

Children from this marriage were:

+ 74 F    i. Ethel Maude Rowbottom was born on 6 Oct 1893 and died on 13 Sep 1979, at age 85.

+ 75 F    ii. May Rowbottom was born in 1895 in Port Melbourne Vic, died on 17 Jul 1919 in Broken Hill NSW, at age 24, and was buried in Broken Hill NSW.

+ 76 M    iii. Leslie Gordon Rowbottom was born in 1904 in Hamilton Vic and died on 22 Jul 1980 in Newport Vic, at age 76.