That tree lists his father as Stephen and mother as Mary.1920 PA census Nanty Glo PA shows the following Could this be the same surname modified over time?It may have been spelled KASCAK or KASZAK when the family migrated to America.
Name Age Stephen Kaschack 55 Mary Kaschack 52 Frank Kaschack 22 Stephen Kaschack 20 Joseph Kaschack 17 Rosa Kaschack 15 Louis Kaschack 13
1910 census Blacklick Twp Cambria County PA finds Name Age Steve Kascsak 48 Mary Kascsak 44 Helen Kascsak 19 Mary Kascsak 17 Lizzie Kascsak 15 Evank Kascsak 14 Lleve Kascsak 11 Joseph Kascsak 8 Rosie Kascsak 6 Louie Kascsak 3
It would appear the family was either Hungarian or Slovak, in which case Stephen would be Istvan.
There are 18 listings for KASCHALK listed in Switchboard phone listings for Ohio, all but one are in NE Ohio