Schlachtgeschwader 77 (SG 77) was a Luftwaffe close air support Geschwader during World War II.

It was formed on 18 October 1943 in Wassilkow from Stab/Sturzkampfgeschwader 77.

Group was formed by redesignating I./StG 77, II.

Staffel equipped its Fw 190F-8s with Panzerblitz 80 mm anti-tank rockets.

Adapted from the R4M rocket, these were carried under the outboard wings.