Alex Leichter (Wayland, MA) lost 9-6 to Brady Clark (Lynnwood, WA) in the Final of the National Mixed Doubles, held December 7 - 11, 2011 in Wayland, Massachusetts. To advance to the championship game, Leichter won 7-6 over Peter Stolt (Plymouth, MN) in the semifinals of the 2012 National Mixed Doubles in Wayland, Massachusetts; and won 9-2 over Barry Ivy (Livermore, CA) in the quarterfinals. of the 2012 National Mixed Doubles in Wayland, Massachusetts;
 
Leichter finished 5-1 in the 0-team qualifying round. . In their opening game, Leichter defeated Andrew Ernst (Seattle, WA) 9-8, then went on to lose 11-8 against David Cornfield (Seattle, WA). Leichter responded with a 9-8 win over Danielle Buchbinder (Buffalo, NY). Leichter won 9-5 against Miyo Konno (Monroe, WA), then won 10-3 against Stolt and 7-2 against Leonard Gaines (Albany, NY) in their final qualifying round match.
 
. For week of the event schedule, Leichter did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Leichter ranks th overall on the Year-to-Date rankings with points earned so far this season.