| Robert E. Seiler | |
| Office: | Chief Justice of the Supreme Court of Missouri |
| Termstart: | July 1, 1975 |
| Termend: | June 30, 1977 |
| Predecessor: | Robert T. Donnelly |
| Successor: | J.P. Morgan |
| Office2: | Judge of the Supreme Court of Missouri |
| Termstart2: | January 3, 1967 |
| Termend2: | 1982 |
| Appointer2: | Warren E. Hearnes |
| Birth Date: | 5 December 1912 |
| Birth Place: | Kansas City, Kansas[1] |
| Death Date: | [2] |
| Spouse: | Faye Poore |
| Alma Mater: | University of Missouri School of Law University of Missouri |
Robert E. Seiler (December 5, 1912 – April 13, 1998) was a judge on the Missouri Supreme Court from 1967 until 1982, and the chief justice of that same court from 1975 to 1977. He attended the University of Missouri in Columbia. He served in the U.S. Army from 1942 until 1945.[3]