South Korea's Sungjae Im and Australia's Min Woo Lee were born in 1998, the same year the International team captured its only Presidents Cup victory with a 20½-11½ win at Royal Melbourne Golf Club.
South Korea's Tom Kim wasn't born for another three-plus years.
The U.S. team won 10 of the next 11 Presidents Cup; the teams tied 17-17 in 2003.
The Americans have a 12-1-1 record in the event and carry a nine-match winning streak into the Presidents Cup that tees off Thursday at Royal Montreal Golf Club in Canada.