Template:2008 Saint-Leonard municipal by-elections/Mayor

! style="text-align:right;" colspan=3 |Total valid votes ! style="text-align:right;" | 12,139 ! style="text-align:right;" | 100
 * style="text-align:left;" colspan=2 |Union Montreal
 * style="text-align:left;" | Michel Bissonnet
 * style="text-align:right;" | 11,450
 * style="text-align:right;" | 94.32
 * style="text-align:left;" colspan=2 |Projet Montréal
 * style="text-align:left;" | Livio Di Celmo
 * style="text-align:right;" | 308
 * style="text-align:right;" | 2.54
 * style="text-align:left;" colspan=2 |Vision Montreal
 * style="text-align:left;" | Mélina Maiorano
 * style="text-align:right;" | 271
 * style="text-align:right;" | 2.23
 * style="text-align:left;" colspan=2 |Independent
 * style="text-align:left;" | David Mallozzi
 * style="text-align:right;" | 110
 * style="text-align:right;" | 0.91
 * style="text-align:left;" colspan=2 |Independent
 * style="text-align:left;" | David Mallozzi
 * style="text-align:right;" | 110
 * style="text-align:right;" | 0.91
 * colspan=5|Source: Official results - Saint-Léonard borough, Septembre 21, 2008, City of Montreal, accessed 14 August 2011.
 * colspan=5|Source: Official results - Saint-Léonard borough, Septembre 21, 2008, City of Montreal, accessed 14 August 2011.