1990 Lafayette Leopards football team

The 1990 Lafayette Leopards football team was an American football team that represented Lafayette College during the 1990 NCAA Division I-AA football season. The Leopards finished second-to-last in the newly renamed Patriot League.

In their tenth year under head coach Bill Russo, the Leopards compiled a 4–7 record. Art Bittel and Tom Costello were the team captains.

The Leopards were outscored 318 to 223. Their 1–4 conference record placed fifth in the six-team Patriot League standings. This was the first year of competition under the Patriot League banner; the league had been known as the Colonial League since 1986.

Lafayette played its home games at Fisher Field on College Hill in Easton, Pennsylvania.