Oliver Ellsworth Buckley (August 8, 1887 – December 14, 1959) was an American electrical engineer known for his contributions to the field of submarine telephony.

[1] He joined the Bell System after completing his PhD in physics at Cornell University in 1914.

[6] Buckley was a member of the General Advisory Committee of the United States Atomic Energy Commission from 1948 to 1954.

[7] In that role, Buckley opposed the 1950 decision to proceed with the development of the hydrogen bomb, but by 1952 had changed his view and supported the program.

[8] Buckley received the IEEE Edison Medal for "contributions to the science and art which have made possible a transatlantic telephone cable; for wise leadership of a great industrial laboratory; for outstanding services to the government of his country".