Claim: The 18th was the day Margaret Brown was born.
Evidence: Margaret `` Maggie '' Brown -LRB- née Tobin -RRB- -LRB- July 18 , 1867 -- October 26 , 1932 -RRB- -LRB- posthumously known as `` The Unsinkable Molly Brown '' -RRB- was an American socialite and philanthropist.