Hassler (disambiguation)

Hassler, Hasler or Hašler may refer to:


 * Hassler, a German surname and its variants
 * Hasler AG a Swiss telecommunications company
 * Asteroid 37939 Hašler
 * Hasler Hundred, former hundred in the county of Dorset, England
 * Hasler Series, British national club championship in the sport of marathon canoeing
 * Hassler (vessel), 1870 iron-hulled steamship
 * NOAAS Ferdinand R. Hassler (S 250), 2009 coastal mapping ship