Wayne Gretzky may not have a membership to the Pink Pony Club ... but the hockey legend certainly has some Swiftie in him -- 'cause the Great One was spotted chopping it up with Taylor Swift and Travis Kelce during Thursday night's Stanley Cup Final!
Cameras caught Gretzky hanging out in the couple's box as they soaked in the Game 4 action between the Edmonton Oilers and the Florida Panthers ... and while we don't know what they were chatting about, it's hard to imagine they didn't pick his brain on the matchup at some point.