At Southern Illinois
2013-14 (Junior Season)
Played in all 30 games, starting 25 ... Ranked sixth in the MVC in steals (1.9) in MVC play ... Ranked third in the MVC in minutes (34.3) in MVC play ... Led the team in steals (46) ... Took over point guard duties starting in MVC play and dished 64 assists on the season ... Averaged 30.4 minutes per game on the season ... Totaled 215 points (7.2 per game) and grabbed 88 rebounds (2.9 per game) ... Hit game-tying 3-pointer to send the game into overtime at Bradley.
2012-13 (Sophomore Season)
Saw action in 28 games, making four starts averaged 2.2 points and 1.4 rebounds per game had a career game against Florida Atlantic (Nov. 24) with career highs of 10 points and seven rebounds.
2011-12 (Freshman Season)
Saw action in 21 games, making 13 starts sat out the first eight games of the season per NCAA transfer rules before making her Saluki debut at UT Martin (Dec. 18) averaged 2.0 points and 1.5 rebounds per game had her strongest game of the season in SIU's win over Drake (Feb. 9), posting season-highs of eight points and four rebounds recorded five steals against Evansville (Feb. 26), the single-game high for the 2011-12 Salukis.
2010-11 (Redshirt Season)
Did not compete for the Golden Eagles before transferring to SIU prior to the spring 2011 semester.
At Bolingbrook High School
Helped Raiders to back-to-back Illinois Class 4A State Championships in 2009 and 2010 averaged 10 points and 4.5 rebounds per game in two seasons at Bolingbrook after transferring form Joliet High School was a four-time first team All-City Conference and all-area selection during her prep career was named honorable mention All-Area Greater Chicago Team during her junior year at Bolingbrook ranked as high as No. 8 by the Collegiate Girls Basketball Report and was ranked the 14th-best wing recruit in the nation by ESPN Hoopgurlz in track, won a state title in the 200-meter relay in addition to conference championships in the 100 and 200-meter dashes.
Full name is Mercedes Luanna Griffin major is exercise science daughter of Sara Jackson has six siblings born March 6, 1992.