When Easter Belle Thomason was born on 6 April 1890, in Brown Land District, Texas, United States, her father, Charles Bauldon Thomason, was 37 and her mother, Emily Allen, was 30. She had at least 1 son with Grover Morgan Grooms. She lived in Justice Precinct 7, Burleson, Texas, United States in 1910 and Justice Precinct 1, Brown, Texas, United States in 1930. She died on 23 March 1983, in Brownwood, Brown, Texas, United States, at the age of 92, and was buried in Greenleaf Cemetery, Brownwood, Brown, Texas, United States.