| William Nelson Kelly | |
| Birth Date: | 2 December 1939 |
| Birth Place: | East Grand Forks, Minnesota, U.S. |
| Office1: | Member of the Minnesota House of Representatives from the 66B district |
| Term Start1: | 1971 |
| Term End1: | 1972 |
| Office2: | Member of the Minnesota House of Representatives from the 2A district |
| Term Start2: | 1973 |
| Term End2: | 1978 |
| Party: | Democratic-Farmer-Labor |
| Spouse: | Janet Worth[1] |
| Children: | 1 |
| Alma Mater: | University of North Dakota |
William Nelson Kelly (December 2, 1939[2] – July 31, 2023) was an American politician. He served as a Democratic-Farmer-Labor member for the 2A and 66B districts of the Minnesota House of Representatives.
Kelly was born in East Grand Forks, Minnesota and attended the University of North Dakota. He was a teacher at East Grand Forks Senior High School and served in the Peace Corps from 1965 to 1967.
In 1971, Kelly was elected to represent the 66B district of the Minnesota House of Representatives, serving until 1972. The next year, Kelly was elected to represent the 2A district, serving until 1978.
Kelly died on July 31, 2023, at the age of 83.[3]