Jack London was born in San Francisco on January 12, 1876, the illegitimate son of an itinerant astrologer of Irish descent and a mother who earned her living as a spiritualist.

• 杰克 - 伦敦于1876年1月,12日生于旧金山，他是个私生子，生父是一个爱尔兰后裔的流浪星相家，母亲则靠“招魂术”度日。