Harry married Grace Minnie Cochrane 11 Nov 1906, Hampden, , Maine, United States. Grace (daughter of Howard Cochrane and Amanda Berry) was born 12 Apr 1888, Salisbury, , New Brunswick, Canada; died 23 Nov 1932, Hampden Highlands, , Maine, United States; was buried , Evergren Cemetery, Herman, , Maine, United States. [Group Sheet]

1. Marjorie Irene Morrison was born 18 Dec 1907.
2. Frances Ada Morrison was born 22 Apr 1909.
3. Howard Douglas Morrison was born 16 Aug 1910, Herman, , Maine, United States; died 16 Aug 1910, Herman, , Maine, United States.
4. Gladys Eleanor Morrison was born 12 Jul 1911.
5. Ronald Tingley Morrison was born 10 Dec 1913.
6. Kenneth Henry Morrison was born 2 Apr 1915.
7. Harry Alphonso Morrison, Jr was born 22 May 1916, Oakfield, , Maine, United States; died , Oakfield, , Maine, United States.
8. Elva Mae Morrison
9. Susie Edith Morrison
10. Raymond Douglas Morrison