| Birthname: | John Jordan Wicker Jr. |
| Birth Date: | December 31, 1893 |
| Birth Place: | Lyndon, Kentucky, U.S. |
| Death Place: | Richmond, Virginia, U.S. |
| State Senate: | Virginia |
| District: | 36th |
| Term Start: | January 13, 1932 |
| Term End: | January 8, 1936 |
| Preceded: | Waller Holladay |
| Succeeded: | Gordon B. Ambler |
| Party: | Democratic |
| Alma Mater: | Furman University Richmond College |
| Spouse: | Kate Lumpkin Richardson Ruby Louise Summers |
| Signature: | John_J_Wicker_Jr_signature.png |
| Allegiance: |  United States |
| Branch: | United States Army |
| Unit: | Air Service |
| Serviceyears: | 1917–1919 |
| Battles: | World War I |
| Mawards: | Officer, Legion of Honour Chevalier, Order of Leopold |
John Jordan Wicker Jr. (December 31, 1893 – July 20, 1985) was an American lawyer and Democratic politician who served as a member of the Virginia Senate from 1932 to 1936, representing the City of Richmond.[1] He served as the president of Fork Union Military Academy from 1930 to 1945. A founding member of the American Legion, he was elected the chairman of Virginia's 1945 Constitutional Convention which aimed to expand voting rights to members of the armed forces during wartime.