Wiktionary
match-maker
n. Someone who seeks a romantic partner for another.
Usage examples of "match-maker".
Whatever may befall Eleanor at the hands of those two redoubtable match-makers, Sophie and Sophie Charlotte, Caroline will, I believe, learn from you and from them how to manage her affairs in such a way that, when she reaches a marriageable age, she shall be able to choose whatever Prince and whatever Realm are most suitable to her.