W. Dennis Duggan, a longtime Albany County Family Court judge and former president of the New York State Family Court Judges Association, said yesterday that he will forego seeking a third term and will instead run for Supreme Court this year. Duggan (See Profile) said he will seek the seat now held by Supreme Court Justice George Ceresia Jr. (See Profile), who recently stepped down as the region’s administrative judge and returned to the trial court. Ceresia turns 70 this year and faces mandatory retirement. Duggan, 63, is a graduate of Notre Dame University and Albany Law School.