| Dennis Raymond Knapp | |
| Office: | Senior Judge of the United States District Court for the Southern District of West Virginia |
| Term Start: | February 25, 1983 |
| Term End: | December 25, 1998 |
| Office1: | Chief Judge of the United States District Court for the Southern District of West Virginia |
| Term Start1: | 1973 |
| Term End1: | 1982 |
| Predecessor1: | Sidney Lee Christie |
| Successor1: | Charles Harold Haden II |
| Office2: | Judge of the United States District Court for the Southern District of West Virginia |
| Term Start2: | December 18, 1970 |
| Term End2: | February 25, 1983 |
| Appointer2: | Richard Nixon |
| Predecessor2: | Seat established by 84 Stat. 294 |
| Successor2: | Elizabeth Virginia Hallanan |
| Birth Name: | Dennis Raymond Knapp |
| Birth Date: | 13 May 1912 |
| Birth Place: | Bee, West Virginia |
| Education: | West Virginia University Institute of Technology (A.B.) West Virginia University (M.A.) West Virginia University College of Law (LL.B.) |
Dennis Raymond Knapp (May 13, 1912 – December 25, 1998) was a United States district judge of the United States District Court for the Southern District of West Virginia.
Born in Bee,[1] West Virginia, Knapp received an Artium Baccalaureus degree from West Virginia University Institute of Technology in 1932, a Master of Arts from West Virginia University in 1934, and a Bachelor of Laws from West Virginia University College of Law in 1940. He was in private practice in Nitro, West Virginia from 1940 to 1942. He was an attorney for the United States War Department from 1942 to 1944. He was in the United States Army as a Sergeant from 1944 to 1946. He was in private practice in Nitro from 1946 to 1956. He was city attorney of Nitro from 1948 to 1956. He was a judge of the Court of Common Pleas for Kanawha County, West Virginia from 1957 to 1970.
On December 8, 1970, Knapp was nominated by President Richard Nixon to a new seat on the United States District Court for the Southern District of West Virginia created by 84 Stat. 294. He was confirmed by the United States Senate on December 16, 1970, and received his commission on December 18, 1970. He served as Chief Judge from 1973 to 1982. He assumed senior status on February 25, 1983, and served in that capacity until his death on December 25, 1998, in South Charleston, West Virginia.