Imagine asking some poor adjutant to write up a non-British name like that.
Anyway, I think "Dutraky" is 30875 W/O Halna du Fretay who arrived on No. 607 Squadron with 26042 W/O Boyer, MR on 18 November 1941. AIR-27-2093-45 refers.
Pic of Boyer and du Fretay
https://francelibre.net/maurice-halna-du-fretay/
Regards,
Dave