Islamic State fanatic Ali Harbi Ali was sentenced to a whole-life order for the murder the following year.
Sir David represented Southend West in the House of Commons from 1997 to 2021, having served as the MP for Basildon between 1983 and 1997.
A life-sized statue created in the memory of a long-serving Conservative MP was unveiled in April 2024.
“He may not admit it, but I’m sure he would have been flattered there is a statue in his memory,” his former constituency assistant Julie Cushion said at the time.
