John and Linda Ullian had 6 children, 5 of whom survived to adulthood, and 15 grandchildren:

Mary Katherine Ullian married David Robert Larson Jr. on 3 May 1941.

Their children:

    David Ullian Larson
    Terry Wayne Larson
    Bruce Mark Larson

John Anthony Ullian married Mildred Maxine Huffington on 20 Apr 1946.

Their children:

    John Anthony Ullian Jr.
    Linda Frances Ullian
    James Alan Ullian

Livia Agnes Ullian married Donald Leroy French on 26 Mar 1949.

Their children:

    Linda Jo French
    Donald Leroy French Jr.

Gino Frank Ullian married Clara Belle Beck on 22 Jun 1947.

Their children:

    Gina Rae Ullian
    Karen Sue Ullian
    Barbara Lynn Ullian
    Delmar Steven Ullian
    Carl Austin Ullian
    Kimberly Denise Ullian
    Stacy Xan Ullian

Joseph Ullian married Eunice Lorraine Frost Peet on 7 Nov 1947.

They had no children together.