Wallace spoke openly about his struggles with alcoholism and the decision to seek treatment, saying it had given him “a second chance at life”.
Architect and television presenter Hugh Wallace has died at the age of 68.
In a statement posted on Wallace's Instagram account, his husband Martin Corbett wrote: "It is with deep sadness and shock that I share the news that my beloved husband and soulmate, Hugh Wallace, passed away suddenly at home last night. I am heartbroken. Please respect my privacy at this deeply painful time. Martin."
Wallace spoke openly about his struggles with alcoholism and the decision to seek treatment, saying it had given him “a second chance at life”.
He frequently used his platform to call for stronger addiction supports and urged others in difficulty to reach out.
Alongside his broadcasting work, he continued to run a busy architectural practice and remained a prominent voice on housing and design.
Wallace is survived by his husband, Martin Corbett.

Daniel Kinahan Set To Apply For Bail
Former Swimming Coach George Gibney Jailed For Over 15 Years For Sexual Abuse Of Children
Robert Pether Returning To Ireland After Five-Year Iraqi Detention
Over 23,000 Teachers Beginning Industrial Action Today
New Funding Announced For Youth Services And Counselling In Kildare On World Mental Health Day
Jury In Triple Murder Trial Of Louth Family Sent Home
Appointment Cancellations Expected As Strikes To Take Place Next Week
Families Face Delays Arranging Funerals Amid Pressure On Post-Mortem Services