Tags: National Collegiate Athletic Association Team Season.
The 1978 USC Trojans football team represented the University of Southern California in the 1978 NCAA Division I-A football season. Following the season the Trojans were crowned national champions according to the Coaches Poll. While Alabama claimed the AP Poll title because it had defeated top-ranked Penn State on the field the Trojans pointed out that they had also only lost once and had beaten Alabama in the regular season.