| Member Name | Organization |
|---|
| Michael D'Andrea | City of Toronto |
| Romualdo E. D'Ippolito | City of Brampton |
| D. Dalgarno | City of Burlington |
| Peter G. Dance | City of Orillia |
| Roozbeh Daneshvar | City of Toronto |
| Jennie Dann | City of London |
| Shabbir Datoo | City of Toronto |
| Carolyn de Groot | City of London |
| Ben de Haan | United Counties of Stormont, Dundas and Glengarry |
| Harold de Haan | City of Woodstock |
| Ugo DeCandido | City of London |
| Kealy Dedman | City of Mississauga |
| Christine Dejan | Regional Municipality of Durham |
| Matt Deline | Township of St. Clair |
| Timothy Dennis | Regional Municipality of Halton |
| Karen Dennison | Town of Markham |
| John Dewancker | City of St. Thomas |
| Nidal Dhailieh | City of Toronto |
| Diana Digirolamo | City of Windsor |
| Dan Dillon | City of St. Catharines |
| Mike DiPaola | Regional Municipality of Niagara |
| Thomas H. Dobbin | |
| Bradley Dobson | Regional Municipality of Durham |
| R.M. Docev | City of Cambridge |
| Tom Dodds | City of Toronto |
| Mike Donnelly | City of Brampton |
| Gord Dougall | |
| Ian P. Douglas | City of Ottawa |
| Michael Andrew Dowie | City of Windsor |
| Samantha Downing | City of St. Catharines |
| Ted Drewlo | Town of Halton Hills |
| Susan Dunsmore | Town of Niagara-on-the-Lake |
| Chris Duyvestyn | City of Brampton |
