| Otto Siegel | |
| Birth Date: | 7 May 1897 |
| Death Place: | Los Angeles, California |
| Occupation: | Set decorator |
| Yearsactive: | 1942-1962 |
Otto Siegel (May 7, 1897 - August 21, 1962) was an American set decorator. He was nominated for an Academy Award in the category Best Art Direction for the film Cimarron.[1]