Definition of Queen's Proctor in English:
(In the UK) an official who has the right to intervene in probate, divorce, and nullity cases when collusion or the suppression of facts is alleged.
- Proof of adultery will be satisfied by Anna and Charles admitting adultery in the acknowledgement of service of the petition (Smith v Smith (Queen's Proctor intervening)  1 FLR 128).
- Where proceedings have not been validly served, a decree of divorce is void, and the Queen's Proctor intervened to seek an order to this effect which the Court granted with costs.
- In petitions of divorce or for declaration of nullity of marriage the Queen's proctor may, under direction of the attorney general, and by leave of the court, intervene in the suit for the purpose of proving collusion between the parties.