Was there western outlaws in California?

Yes, there were many Western outlaws in the region that is now California before it became a state in 1850. Some notable outlaws including Joaquin Murieta, who was active in the mid-1850s and is considered by some to be the first Western outlaw, Tiburcio Vasquez, who was active in the late 1860s and early 1870s, Black Bart, who was active in the 1870s and 1880s and is known for robbing stagecoaches, and Rattlesnake Dick, who was active in the 1850s and 1860s and is known for his violent crimes.