Frederick B. Roos | |
|---|---|
 | |
| Member of the Illinois Senate (7th District) | |
| In office 1914–1928 | |
| Preceded by | William H. MacLean |
| Member of the Illinois House of Representatives (7th District) | |
| In office 1906–1910 | |
| Personal details | |
| Born | Frederick Bernard Roos November 22, 1883 Chicago, Illinois |
| Died | May 13, 1942 (aged 58) Forest Park, Illinois |
| Political party | Republican |
| Occupation | Lawyer, businessman, politician |
Frederick Bernard Roos (November 22, 1883 – May 13, 1942) was an American lawyer and businessman.