Betty Parris, ten-year-old daughter of Samuel Parris, whose strange behavior beginning in February, 1692 started everything off.

http://everything2.com/title/Salem+Witch+Trials

http://en.wikipedia.org/wiki/Betty_Parris

Elizabeth "Betty" Parris (November 28, 1682 – March 21, 1760) was one of the accusers during the Salem witch trials. In the winter of 1691–1692, Betty, the nine-year-old daughter[1] of the Salem, Massachusetts' Reverend Samuel Parris (1653–1720) and his wife Elizabeth,[2] was the first to claim illness due to being "bewitched". Her contortions, convulsions and outbursts of gibberish at first baffled everyone, especially when other girls began to show similar symptoms. Shortly after her illness the Salem witch trials began, with the girls accusing neighbors of witchcraft

http://www.worldsstrangest.com/neatorama/famous-trials-the-witches-of-salem/