| Barry Dennen | |
| Biographical information | |
| Full name: | Barry Dennen |
| Birthdate: | February 22, 1938 |
| Birthplace: | Chicago, Illinois, U.S.A. |
| Died: | September 26, 2017 |
| Age: | 79 |
| Occupation: | Actor, singer, writer |
| Years active: | 1968–2017 |
Barry Dennen (born February 22, 1938) is an American actor who portrayed the praying man in James Cameron's 1997 film, Titanic.