The 2017 Ireland Tri-Nation Series was a One Day International cricket tournament that took place in Ireland in May 2017. It was a tri-nation series between Ireland, Bangladesh and New Zealand. The matches were in preparation for the 2017 ICC Champions Trophy, which took place in June 2017 in England and Wales. Cricket Ireland announced the full fixtures in July 2016. Ahead of the ODI fixtures, Ireland played two warm-up matches; a 50-over match against Bangladesh and a 25-over match against New Zealand.