When John Ellsworth Walker was born on 27 June 1876, in Tulare, Tulare, California, United States, his father, John Walker, was 39 and his mother, Sarepta Serysta Pate, was 27. He married Arna Malina Headrick on 11 October 1899, in Porterville, Tulare, California, United States. They were the parents of at least 3 sons and 1 daughter. He lived in Tulare Judicial Township, Tulare, California, United States in 1900 and Springville, Tulare, California, United States in 1910. He died on 25 October 1913, in Tulare, Tulare, California, United States, at the age of 37, and was buried in Tulare Cemetery, Tulare, Tulare, California, United States.