| Karl R. Coolidge | |
| Birth Date: | 29 March 1890 |
| Birth Place: | Scranton, Pennsylvania, USA |
| Death Place: | Los Angeles, California, USA |
| Yearsactive: | 1913-1935 |
| Othername: | Carl R. Coolidge Carl Coolidge Karl Coolidge |
Karl R. Coolidge (March 29, 1890 - March 2, 1964) was an American screenwriter. He wrote for 73 films between 1913 and 1935. He was born in Scranton, Pennsylvania and died in Los Angeles, California.