R. C.—Roman Catholic (Romersk katolsk).
R. E.—Reformed Episcopal (Reformert episkopal).
Recd.—Received (Mottagen).
Rect.—Receipt (Qvitto).
Ref.—Reformed; Reformation; Reference (Reformert; Reformation; Hänvisning).
Ref. Ch.—Reformed Church (Reformerta kyrkan).
Reg.—Register; Regular (Register; Vanlig).
Regt.—Regiment (Regimente).
Rep.—Representative; Reporter (Representant; Notisjägare).
Retd.—Returned (Återvänd, återsänd).