| Sheldon S. Leffler | |
| Office1: | Member of the New York City Council from the 23rd district |
| Term Start1: | January 1, 1992 |
| Term End1: | December 31, 2001 |
| Predecessor1: | Herbert Berman |
| Successor1: | David Weprin |
| Office2: | Member of the New York City Council from the 16th district |
| Term Start2: | January 1, 1978 |
| Term End2: | December 31, 1991 |
| Predecessor2: | Matthew Troy |
| Successor2: | Wendell Foster |
| Birth Date: | 6 September 1942 |
| Birth Place: | New York City, U.S. |
| Party: | Democratic |
Sheldon S. Leffler (born September 6, 1942) is an American politician who served in the New York City Council from 1978 to 2001. Leffler was instrumental in establishing the residential and commercial recycling program in New York City in 1989. According to Eric Goldstein (NRDC expert blogger), "Sheldon Leffler, who was Chairman of the Council’s Environmental Protection Committee and the bill’s leading shepherd, pronounced the statute “a strong beginning … not the end.” City Council Majority Leader Peter F. Vallone, proclaimed the new law to be “one of the most significant pieces of legislation in the history of the city.” (https://www.nrdc.org/experts/eric-goldstein/new-york-citys-history-making-recycling-law-turns-25-years-old-part-i)[1] [2]