Ezra Leroy Callahan was born on June 10, 1875, in Brownstown, Indiana. He was the son of William Clarence and Sarah Viola Brooks Callahan.

He had one sister, Laura L. Callahan.

His mother, Sarah "Ollie/Ola" Callahan died on December 31, 1915, in Jackson Township, Sullivan County, Indiana, and was buried in Acme, Indiana.

Ezra Callahan entered the U.S. Navy on October 23, 1923. He was discharged/retired on December 18, 1944.

He married Lula Mae McKinley on April 1, 1942, in Baker County, Florida. She was probably the daughter of John and Annie McKinley. Lula Mae McKinley married Edward Wright in 1937, in Escambia County, Florida; however, Florida divorce records indicate they were divorced in 1934 in Duval County, Florida. In the 1930 Federal census, Ed Wright, age 26, wife Lulu Wright, age 19, and two sons, Ralph Wright, age 4, and David Wright, age 1, were living in Jacksonville, Florida. In the 1940 Federal census, Lula Wright, age 30, with children Ralph Wright, age 14; Arthur Wright, age 12; Evelyn Wright, age 9; father John McKinley, age 74; sister Hazel Brack, age 20; sister Lucy Schuttz, age 23, and two roomers were living in Duval County, Florida. Lula was listed as the head of the family, divorced, and not listing an occupation. Lula Mae McKinley was also listed in Florida marriage records on October 4, 1937, when she married John Ferrell. Lola Mae McKinley Matthews died on November 8, 1956, and was buried in Edgewood Cemetery, Jacksonville, Florida.

In the 1950 Federal census, Ezra L. Callahan was an inmate in Florida State Prison, on a farm in Union County, Florida. It is now known as the Union Correctional Institution; formerly known as the Florida State Prison; Raiford Prison and State Prison Farm. It is not known as to why he was in prison.

St Petersburg Times (now the Tampa Bay Times – St Petersburg, Florida) 27 August 1976, Friday, page 13B (page 36)

CALLAHAN, Ezra L., 74, of 1024 !6th Avenue North, St. Petersburg, Thursday (August 26, 1976). A retired Navy veteran, he came here in 1970 from Columbus, Ohio. John S. Rhodes, East Chapel.

St Petersburg Times (now the Tampa Bay Times – St Petersburg, Florida) 28 August 1976, Saturday, page 13B (page 31)

CALLAHAN – Ezra L., 74, husband of Martha Callahan, passed away Thursday, August 26. He resided at 1024 16th Avenue North, coming here three years ago from Columbus, Ohio. Also survived by a daughter, Angela Callahan, St. Petersburg; one son, Gordon Welch, Anaheim, California; one nephew and two nieces. Friends may call at John S. Rhodes, East Chapel, 635 Fourth Street North, where services will be conducted by the Reverend K. C. Piper and Military honors by Naval Reserve Center, St Petersburg, Monday morning, August 30, at 10:00 o'clock. Internment will be in Woodlawn Memory Gardens