Dianne Rowling did not die during childhood. She is better known as J.K. Rowling, the author of the Harry Potter series. J.K. Rowling is alive and well, and continues to be a successful author and public figure.
Dianne Odell died in 2008.
Dianne Brooks died in 2005.
Dianne Jackson died in 1992 of cancer.
Dianne Zaremba died on November 5, 2013.
Dianne Whalen died on 2010-10-03.
No but during his childhood there were chances he would die.
Dianne Wager died on August 23, 2011, in Duarte, California, USA.
Dianne Heyden died on January 4, 2000, in Los Angeles, California, USA of cancer.
Bill Rowling died on 1995-10-31.
As of this writing, Rowling is still alive. She was born in 1965, so she's not even really all that old; if she lives a typical lifespan, she shouldn't die until 2040 or so.
As of my last update, J.K. Rowling, the author of the Harry Potter series, is still alive.
Not yet. As of today (13th October, 2010) she is still alive.