Herbert married Birdie Fern Curtis on 16 Feb 1911 in Illinois, United States. Birdie (daughter of Samuel Thomas Curtis and Arminda Ellen Scroggin) was born on 6 Jun 1890 in Mount Pulaski, Logan, Illinois, United States; died on 10 Mar 1961 in San Diego, San Diego, California, United States; was buried in Mount Pulaski Township, Logan, Illinois, United States. [Group Sheet] [Family Chart]

1. Eloise Helen Cook was born on 28 Nov 1911 in Cornland, Logan, Illinois, United States; died on 28 Apr 1997 in San Diego, San Diego, California, United States; was buried in Springfield, Sangamon, Illinois, United States.
2. Mary Ellen Cook was born on 14 Feb 1913 in Cornland, Logan, Illinois, United States; died on 16 May 1995 in Decatur, Illinois, United States; was buried in Mount Pulaski, Logan, Illinois, United States.
3. Winifred Bernice Cook was born on 8 Jan 1915 in Lake Fork, Logan, Illinois, United States; died on 21 Jun 2010 in Amarillo, Poer, Texas, United States; was buried in Amarillo, Randall, Texas, United States.
4. Elsie Fern Cook was born on 17 May 1919 in Southey, Saskatchewan, Canada; died on 27 Oct 2010 in Skokie, Cook, Illinois, United States; was buried in Skokie, Cook, Illinois, United States.
5. Alice Jeannette Cook was born on 6 Apr 1924 in Southey, Saskatchewan, Canada; died on 18 Sep 2009 in Decatur, Illinois, United States; was buried in Mount Pulaski, Logan, Illinois, United States.