William N. Cogan

William Cogan
Born(1856-05-21)21 May 1856
Died4 October 1943(1943-10-04) (aged 87)
Buried
Allegiance United States of America
Branch United States Navy
Service years24 October 1912 - 21 May 1926
Rank Lieutenant Commander
CommandsUnited States Navy Dental Corps
Alma materColumbian University
Spouses
Loretta Cogan
(died 1917)

Sallie Zimmerman
(m. 1922)
Other workCo-founded Washington Dental College
Dean of the Georgetown University School of Dentistry

William Neal Cogan (21 May 1856 - 4 October 1943) was a dentist, educator, and a Lieutenant Commander in the United States Navy from Washington, D.C. His professional achievements include co-founding the Washington Dental College, being the first dental officer to serve on active duty in the United States Navy, being the first Chief of the United States Navy Dental Corps, and holding the deanship of the Georgetown University School of Dentistry twice.