St. Gummarus

St. Gummarus could be
 * Gummarus, the patron saint of lumberjacks, forest workers, foresters, woodcutters and Lier, Belgium
 * St. Gummarus (beer) - the Belgian beer also called Sint-Gummarus brewed by the microbrewery "Sint Jozef"
 * St. Gummarus Church, the gothic architecture structure in Lier