New Zealand Under-19 Tournament Matches played by Jeff Mawhinney (4)

28th December 1981 Northern United Building Society Under-19 Tournament 1981/82  Canterbury Under-19s v Otago Under-19s Harry Barker Reserve, Gisborne nz19u1
30th December 1981 Northern United Building Society Under-19 Tournament 1981/82  Central Districts Under-19s v Otago Under-19s Harry Barker Reserve, Gisborne nz19u8
31st December 1981 Northern United Building Society Under-19 Tournament 1981/82  Auckland Under-19s v Otago Under-19s Harry Barker Reserve, Gisborne nz19u10
1st January 1982 Northern United Building Society Under-19 Tournament 1981/82  Otago Under-19s v Wellington Under-19s Harry Barker Reserve, Gisborne nz19u15