| Omar Van Leuven Sage | |
| State Assembly1: | New York |
| District1: | Greene County |
| Term Start1: | January 1, 1890 |
| Term End1: | December 31, 1891 |
| Preceded1: | Francis G. Walters |
| Succeeded1: | Edward M. Cole |
| Office2: | Warden of Sing Sing |
| Term Start2: | 1894 |
| Term End2: | 1899 |
| Predecessor2: | Charles F. Durston |
| Successor2: | Addison Johnson |
| Birth Date: | 17 December 1834 |
| Birth Place: | Prattsville, New York |
| Death Place: | Catskill, New York |
| Parents: | Hart C. Sage Clarissa H. Van Leuve |
Colonel Omar Van Leuven Sage (December 17, 1834 – January 7, 1916) was the Warden of Sing Sing from 1894 to 1899.[1]
He was born in Prattsville, New York to Hart C. Sage and Clarissa H. Van Leuven. He married Julia Frances Houghtaling on February 15, 1868.
He was a member of the New York State Assembly (Greene Co.) in 1890 and 1891. He was county clerk for Greene County, New York. He was Warden of Sing Sing from 1894 to 1899.[1] He later became Superintendent of the New York House of Refuge on Randall's Island.
He died in Catskill, New York on January 7, 1916.[2]
His widow died in 1935.[3]