| Oscar Raymond Luhring | |
| Office: | Associate Justice of the District Court of the United States for the District of Columbia |
| Term Start: | July 3, 1930 |
| Term End: | August 18, 1944 |
| Appointer: | Herbert Hoover |
| Predecessor: | Seat established by 46 Stat. 785 |
| Successor: | Henry Albert Schweinhaut |
| Office1: | United States Assistant Attorney General for the Criminal Division |
| Term Start1: | 1925 |
| Term End1: | 1930 |
| President1: | Calvin Coolidge Herbert Hoover |
| Predecessor1: | William J. Donovan |
| Successor1: | E. Nugent Dodds |
| State2: | Indiana |
| Term Start2: | March 4, 1919 |
| Term End2: | March 3, 1923 |
| Predecessor2: | George K. Denton |
| Successor2: | William E. Wilson |
| Birth Name: | Oscar Raymond Luhring |
| Birth Date: | 11 February 1879 |
| Birth Place: | Haubstadt, Indiana |
| Death Place: | Washington, D.C. |
| Resting Place: | National Memorial Park Falls Church, Virginia |
| Party: | Republican |
| Education: | University of Virginia School of Law (LL.B.) |
Oscar Raymond Luhring (February 11, 1879 – August 18, 1944) was an American lawyer and jurist who served as a United States representative from Indiana and an Associate Justice of the District Court of the United States for the District of Columbia.
Born in Haubstadt, Gibson County, Indiana, the grandson of German immigrants, Luhring attended the public schools and received a Bachelor of Laws from the University of Virginia School of Law in 1900. He was admitted to the bar and entered private practice in Evansville, Indiana in 1900. He was a member of the Indiana House of Representatives from 1903 to 1904. He was a deputy prosecuting attorney of the First Judicial Circuit of Indiana from 1904 to 1908. He was prosecuting attorney of the First Judicial Circuit of Indiana from 1908 to 1912.
Luhring was elected as a Republican to the United States House of Representatives of the 66th and 67th United States Congresses, serving from March 4, 1919 to March 3, 1923, and was an unsuccessful candidate for reelection in 1922 to the 68th United States Congress.
Luhring was a special assistant to the United States Secretary of Labor in Washington, D.C. from 1923 to 1925. He was appointed by President Calvin Coolidge as Assistant United States Attorney General for the Criminal Division of the United States Department of Justice in 1925 and served until 1930.
Luhring was nominated by President Herbert Hoover on June 23, 1930, to the Supreme Court of the District of Columbia (District Court of the United States for the District of Columbia from June 25, 1936, now the United States District Court for the District of Columbia), to a new Associate Justice seat authorized by 46 Stat. 785. He was confirmed by the United States Senate on July 3, 1930, and received his commission the same day. His service terminated on August 18, 1944, due to his death in Washington, D.C. He was interred in Abbey Mausoleum in Arlington County, Virginia, and reinterred in National Memorial Park in Falls Church, Virginia.