Come By Chance is a locality in the Pilliga district of northern New South Wales, Australia. It is located about north of Coonabarabran in the Walgett Shire. At the 2006 census, Come By Chance had a population of 187.
George and William Colless purchased a sheep station in the area, naming it "Come by Chance" to reflect their surprise at being able to make such a purchase in this area. The town was later named after this property. Each year it attracts several thousand spectators to the Come-By-Chance Picnic Race Meeting.
The town features in Banjo Paterson's wistful ballad Come-by-Chance:
But my languid mood forsook me, when I found a name that took me,