* Early Usage: The acronym "BFF" appears to have first emerged in the early 1990s, possibly as a shortened version of "best friend forever."
* Teenage Slang: The phrase is strongly associated with teenage and youth culture. Its early use likely originated in informal communication among young people.
* Pop Culture: "BFF" gained widespread recognition through its use in pop culture, including television shows and movies. Shows like "Lizzie McGuire" (2001-2004) and "The Suite Life of Zack & Cody" (2005-2008) popularized its use among young viewers.
Therefore, while there's no specific person credited with coining "BFF," its popularity can be attributed to the collective use and influence of teenagers and youth culture in the early 2000s.