June Griffith won the 1982 Central American and Caribbean Games 400 metres. In 1979 she was a silver medalist in the Pan-Am Games 400 metres and was world ranked #10 for the year. At the 1983 Pan American Games she finihsed fifth in the 400 metres. She later married Dennis Collison, a sprinter at the Pan-Am and Commonwealth Games, and they are the parents of NBA and former UCLA basketball player Darren Collison.
Personal Best: 400 – 51.37 (1979).
|1984 Summer||27||Los Angeles||Athletics||Women's 400 metres||Guyana||GUY||5 h1 r2/3|
|1984 Summer||27||Los Angeles||Athletics||Guyana||Semi-Finals||Heat One||5||52.39||5|
|1984 Summer||27||Los Angeles||Athletics||Guyana||Round One||Heat One||4||QU||52.27||5|