Tournai-Ath-Mouscron was a constituency used to elect members of the Belgian Chamber of Representatives and 2003.
| Election | Representative (Party) | Representative (Party) | Representative (Party) | Representative (Party) | Representative (Party) | Representative (Party) | Representative (Party) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1965 | André Delrue (PCB) | Henri Castel (BSP) | Jean Picron (PVV) | Marcel Demets (BSP) | Pierre Wigny (CVP) | René Lefebvre (PVV) | Robert Devos (CVP) | |||||||
| 1968 | Paul Vandamme (RW) | |||||||||||||
| 1971 | André Delrue (PCB) | |||||||||||||
| 1974 | André Soudant (PLP) | Georgette Brenez (PSB) | Jean-Baptiste Delhaye (PSB) | |||||||||||
| 1977 | André Bertouille (PRL) | Jean-Pierre Perdieu (PSB) | Pierre Deschamps (cdH) | |||||||||||
| 1978 | Jean-Pierre Detremmerie (cdH) | Pierre Maistriaux (PRL) | ||||||||||||
| 1981 | Marc Lestienne (cdH) | Denis D'hondt (PRL) | ||||||||||||
| 1985 | 6 seats | |||||||||||||
| 1988 | François Dufour (PS) | Jacques Leroy (PS) | ||||||||||||
| 1991 | Georges Sénéca (cdH) | René Dejonckheere (Ecolo) | ||||||||||||
| 1995 | Denis D'hondt (PRL) | 4 seats | Rudy Demotte (PS) | 4 seats | ||||||||||
| 1999 | Bruno Van Grootenbrulle (PS) | |||||||||||||