All personnel are listed from the left
Bully Wee Mk 1 1971 to 1974

Jim Yardley - vocals, guitar & mandolin; John Yardley - vocals & guitar; Colin Reece - vocals, guitar & whistles.
Bully Wee Mk 2 1974 to 1975

John Yardley - vocals & guitar; Jim Yardley - vocals, guitar & mandolin; Frank Simon - vocals, guitar & whistles.
Bully Wee Mk 3 1975 to 1976

Jim Yardley - vocals, guitar & mandolin; John Yardley - vocals & guitar; Ian Cutler - violin, keyboards & vocals; Frank Simon - vocals, guitar & whistles.
Bully Wee Band Mk 4 1976 to 1979

Ian Cutler - violin, viola, keyboards & vocals; Jim Yardley - vocals, guitar & mandolin; John Yardley - vocals & guitar; Fergus Feely - cello mandolin, bouzouki & vocals.
Bully Wee Band Mk 5 1979 to 1981

Ian Cutler - violin, viola, keyboards & vocals; Fergus Feely - cello mandolin, bouzouki & vocals; Colin Reece - vocals & guitar; Jim Yardley - vocals, guitar, whistles & mandolin.
Bully Wee Band Mk 6 1981 to 1983

Fergus Feely - cello mandolin, bouzouki & vocals; Maartin Allcock - fretless bass, quindola, guitar & vocals; Ian Cutler - violin, viola, keyboards & vocals; Colin Reece - vocals & guitar.
Bully Wee Band Mk 7 2004

Ian Cutler - Bridge Aquila electric violin & keyboards; Colin Reece - vocals & guitar; Fergus Feely - vocals & cello mandolin.
Bully Wee Band Mk 8 2005 to date

Ian Cutler - Bridge Aquila electric violin & keyboards; Colin Reece - vocals & guitar; Jim Yardley - vocals, mandolin & whistles; Fergus Feely - vocals & cello mandolin.