KENNARD HAWORTH NAYLOR was born in Wilmington, Delaware on November 5, 1892 to Edward and Mary Naylor. He grew up in New Castle, Delaware where he attended New Castle High School and played basketball alongside his brother John. During World War I Kennard Naylor served in the United States Navy. He married Harriet Barnes on June 7, 1918. He was still married when the Census was taken in 1920, however by 1924 he appears to have been living on his own.

When the census was taken on January 6 of 1920, Kennard Naylor serving with the United States Navy as a Boatswain's Mate aboard the USS Hopewell, based at the Portsmouth, Virginia Navy Yard. On January 14, 1920 he was counted again, along with his parents and brothers Edward and John Naylor in New Castle, Delaware.

The USS Hopewell, a 1090-ton Lamberton class destroyer, was built at Newport News, Virginia, under the World War I emergency shipbuilding program. She was commissioned in mid-March 1919, about five months after the conflict's end, and in May helped support the trans-Atlantic flight of the seaplane NC-4. Thereafter operated in the western Atlantic and Caribbean areas, with her duties including training Naval reservists during 1920 and 1921.

Kennard Naylor was discharged from the United States Navy in 1920 and came to Camden, New Jersey where he may have had some family connections. Kennard Naylor was appointed to the Camden Fire Department  on November 5, 1920. He reported for duty January 1, 1921 with Engine Company 9 in East Camden. He was assigned to the position of Second District's Chief's Aide on June 16, 1951. He retired on pension on January 1, 1954.

The 1924 Camden City Directory shows Kennard Naylor living at 952 Linden Street. He was still there when the 1927 City Directory was compiled. By 1929 Kennard H. Naylor was boarding at 334 North 10th Street, and he was still there when the census was taken in April of 1930. He married during the 1930s. The 1940 Camden City Directory shows him living at 2616 Carman Street. Kennard Naylor passed away on February 3, 1966. They Naylor family was still living at 2616 Carman Street as late as the fall of 1977.