Supplanter; also associated with luck or being fortunate.
Jammy is primarily a diminutive of James, which derives from the Hebrew name Jacob, meaning 'supplanter'. In British English slang, it also carries the colloquial meaning of being exceptionally lucky or fortunate. While rare as a formal given name, it is occasionally used as a playful or affectionate nickname.
Less common today
Jammy isn't in the latest US Top 1000. It last peaked at #5,526 in 1990.
US births per 5-year period, 1990βpresent (SSA data).
English professional footballer often referred to by this nickname
Influential Jamaican dub and reggae producer