This is a list of the members of the third Northern Ireland Assembly elected on 7 March 2007 or subsequently co-opted. The third term was the first in the Assembly's history to run to completion.

Party strengths

Notes

Graphical representation

This is not the actual seating plan.

MLAs by party

This is a list of MLAs elected to the Northern Ireland Assembly in the 2007 Northern Ireland Assembly election, sorted by party. † Co-opted to replace an elected MLA ‡ Changed affiliation during the term

MLAs by constituency

The list is given in alphabetical order by constituency. † Co-opted to replace an elected MLA ‡ Changed affiliation during the term

Changes since the election

† Co-options

‡ Changes in affiliation