Nimitz was born to
Chester William Nimitz Sr. and Catherine Vance (née Freeman) Nimitz at the
Brooklyn Navy Yard Hospital in
Brooklyn, New York, while the couple, with their daughter Catherine Vance "Kate" (born the year before), lived at 415 Washington Avenue, Brooklyn, and Nimitz Sr. was working on the at the Brooklyn Navy Yard. Nimitz attended the
United States Naval Academy at
Annapolis, Maryland, graduating with the class of 1936. Nimitz married Joan Leona Labern at the
Mare Island Naval Shipyard on 18 June 1938. She was born in
León, Nicaragua in 1912 to British parents, William Oscar Stonewall and Frances Mary (née Wells) Labern. With her parents she returned to England at the outbreak of
World War I in 1914, and was raised in England. Joan came to the United States in 1938 to study dentistry at the
University of California Dental School in
San Francisco, and met Chester at a cocktail party at Mare Island. The couple had three daughters, Frances Mary, Elizabeth Joan, ==Naval career==