The 1984 Lehigh Engineers football team was an American football team that represented Lehigh University as an independent during the 1984 NCAA Division I-AA football season. In their ninth year under head coach John Whitehead, the Engineers compiled a 5–6 record. Mike Ellow, Doug Ertz, Tony Semler and Blair Talmadge were the team captains. Lehigh was briefly ranked in the national Division I-AA top 20, at No. 15 in the poll released September 18, but quickly dropped out of the rankings and remained unranked through season's end.