Harold "Bunny" Louis Abbott (17 June 1882 – 16 January 1971) was a New Zealand rugby union footballer. A wing three-quarter, Abbott represented Taranaki and Wanganui at a provincial level, and was a member of the New Zealand national side, the All Blacks, from 1905 to 1906. He was a member of the legendary 1905 Original All Blacks, and played 11 matches for the team, scoring 47 points. He won his sole Test cap for New Zealand on 1 January 1906 against France. He also made one appearance as a guest player for British Columbia against the All Blacks, when the former team were short of players.