Billy Nealon (born November 11, 1960) is a former professional tennis player from the United States.

Billy Nealon was born in Rochester, New York and was introduced to tennis by his mother, Ann, at the age of 6.

He qualified and played in both the men's singles and doubles main draws at the 1980 US Open.

In the singles he came up against ninth seed Peter Fleming in the first round and was beaten in four sets.

[3] He had instilled his passion for tennis to numerous juniors that he has instructed in both Montreal and Rochester NY during his lifetime.