A by-election was held to the Gibraltar Parliament on 4 July 2013 to fill the seat left vacant by the death of Housing Minister Charles Bruzon in April 2013. The Gibraltar Socialist Labour Party (GSLP), Gibraltar Social Democrats (GSD), Progressive Democratic Party (PDP) and an independent contested the by-election. The Liberal Party of Gibraltar who is in alliance and in Government with the GSLP backed the GSLP's candidate.