Perhaps Hugo Armstrong (72 Sqn)? He appears to have claimed one and a shared on this date, so must be in the running.
www.cieldegloire.com/002_raaf_armstrong_h_t.php
Lex McAulay included a chapter on Armstrong in 'Four Aces', Banner Books (1998), and more recently published a Kindle only bio, presumably an enlarged version of the original chapter in 'Four Aces'. He may have looked into this combat and drawn some conclusions.
https://www.goodreads.com/book/show/...pitfire-leader