150th Anniversary Celebration 
Delta Delta Chapter of Sigma Chi Fraternity
1875 – 2025

Register Now to Attend the
Largest Gathering of Delta Delta Sigs to
Celebrate 150 Years of Brotherhood
June 12 – 15, 2025
Delta Delta Chapter House, Purdue University

150th Celebration Event Schedule
150th Celebration Registration Details
150th Celebration List of Attendees
Hotel Room Block Reservation Information
“150 Years of Brotherhood” Book Order Form