| Francis Preston Blair Jr. | Allegiance | United States | 1.00 | infobox |
| Francis Preston Blair Jr. | Battles/wars | Mexican- American War American Civil War | 1.00 | infobox |
| Francis Preston Blair Jr. | Born | (1821-02-19)February 19, 1821 Lexington, Kentucky, U.S. | 1.00 | infobox |
| Francis Preston Blair Jr. | Branch/service | U.S. Army (Union Army) | 1.00 | infobox |
| Francis Preston Blair Jr. | Children | 8 | 1.00 | infobox |
| Francis Preston Blair Jr. | Commands | 1st Brigade, 4th Division, XV Corps 2nd Division, XV Corps XV Corps XVII Corps | 1.00 | infobox |
| Francis Preston Blair Jr. | Died | July 8, 1875(1875-07-08) (aged 54) St. Louis, Missouri, U.S. | 1.00 | infobox |
| Francis Preston Blair Jr. | Education | Yale University University of North Carolina, Chapel Hill Princeton University (BA) Transylvania University | 1.00 | infobox |
| Francis Preston Blair Jr. | Other political affiliations | Opposition (1857–1860) | 1.00 | infobox |
| Francis Preston Blair Jr. | Parent | Francis Preston Blair (father) | 1.00 | infobox |
| Francis Preston Blair Jr. | Party | Democratic (before 1848, 1866–75) Free Soil (1848–54) Republican (1854–61) Union[a] (1861–66) | 1.00 | infobox |
| Francis Preston Blair Jr. | Preceded by | Daniel T. Jewett | 1.00 | infobox |
| Francis Preston Blair Jr. | Preceded by | John R. Barret | 1.00 | infobox |
| Francis Preston Blair Jr. | Preceded by | Luther M. Kennett | 1.00 | infobox |
| Francis Preston Blair Jr. | Rank | Major general | 1.00 | infobox |
| Francis Preston Blair Jr. | Relatives | Montgomery Blair (brother) Benjamin Gratz Brown (cousin) | 1.00 | infobox |
| Francis Preston Blair Jr. | Resting place | Bellefontaine Cemetery | 1.00 | infobox |
| Francis Preston Blair Jr. | Succeeded by | Lewis V. Bogy | 1.00 | infobox |
| Francis Preston Blair Jr. | Succeeded by | Samuel Knox | 1.00 | infobox |
| Francis Preston Blair Jr. | Succeeded by | John R. Barret | 1.00 | infobox |
| Francis Preston Blair Jr. | Years of service | 1861–1865 | 1.00 | infobox |
