Candidates normally aren't eligible to be voted in until two years after their careers end or their deaths.
Seau, the hard-hitting, first-pumping leader of the Chargers for 13 of his 20 NFL seasons, committed suicide May 2. He grew up in suburban Oceanside and was a star at Southern California.
Denise Cooper, president of the Hall of Champions, says Seau ''was pretty special and we wanted to do this immediately.''
The Chargers retired Seau's No. 55 on Sunday.
The other inductees will be announced next week.
Hall of Champions to induct Seau
BoltsReport Top Stories
3 Reasons Denver Should Pass On McCaffreyBroncos fans are pining for Stanford's Christian McCaffrey but Adam Uribes makes the case for Denver avoiding the electric running back.
Mile High Huddle7:48 AM
Rams sign defensive lineman Tyrunn WalkerThe addition of Walker brings more depth to the interior of the defensive line.
LA Rams ReportYesterday at 11:43 PM
Finding Broncos: De'Angelo Henderson, RBNext up for the “Finding Broncos” scouting reports is a smaller school prospect named De’Angelo Henderson.
Mile High HuddleWednesday at 12:47 PM
Finding Broncos: Evan Engram, TEMHH Senior Draft Analyst Erick Trickel has heard some high praise from his sources in Denver on the tight end out of Ole Miss. But is Evan Engram a Broncos fit?
Mile High HuddleTuesday at 2:41 PM