Wacka

Wacka may refer to:

People and characters

 * Walter Scott (Australian footballer) (1899–1989), an Australian Australian-rules-football player nicknamed "Wacka"
 * Jimmy Walker (footballer, born 1973), a British soccer player nicknamed "Wacka"
 * John Williams (Australian senator) (born 1955), an Australian politician nicknamed "Wacka"

Fictional characters

 * Wacka Dawson, a fictional character from the 1958 stageplay The One Day of the Year

Other uses

 * Wacka or Gugelhupf, an Austrian cake
 * Cobra maneuver also called wacka manoeuver, an aerobatics manœuver