Marcela Leon is the cast member of Big Break Atlantis with the most professional experience. Originally from Mexico, she played collegiately at San Jose State University, and turned pro in 2002. Leon has played on the Futures Tour every year since 2003, with a best finish of second place. Last year (2011) was arguably her best season to date on the Futures Tour, with 11 cuts made in 16 starts, a high finish of 8th, her highest money earnings and her second-best stroke average as a pro.
The Golf Channel's press release announcing the Big Break Atlantis contestants included this about Marcela:
The most experienced competitor in the series, Leon has competed on the Symetra Tour for the past nine years, with five career top-10 finishes and one runner-up finish. She is competing a full-schedule on the 2012 Symetra Tour.