Great Britain men's hockey team will open their Olympic campaign against Argentina on July 30 at the Riverbank Arena.
Jason Lee's world number four side will also face South Africa, Pakistan, Australia - the only team ranked above them in their pool - and Spain at the Olympics.
The women's squad, which has already been selected, open up against Japan the day before their male counterparts begin, with further matches following against Korea, Belgium and China before taking on world number ones Holland in their final group match.
New Zealand's women face Australia in the opening game of the Olympic hockey programme, starting at 8.30am on July 29.