But their total doesn't even come close to the male leader Steve Kloves at $6.8 billion whose scripts include the Harry Potter series. He will add to his tally this year as he is a credited co-writer of the Spiderman reboot.
Here are the two women's films: (data from Hollywood Reporter)
The Twilight Saga: Breaking Dawn Part 1 (2011) - $647.3m worldwide (and counting)
The Twilight Saga: Eclipse (2010) - $698.5m worldwide
The Twilight Saga: New Moon (2009) - $709.8m worldwide
Twilight (2008) - $392.6m worldwide
Step Up (2006) - $114.2m worldwide
Alice in Wonderland (2010) - $1.024 billion worldwide
Arctic Tale (2007) - $1.9m worldwide
The Lion King (1994) - $945.6m worldwide
Homeward Bound: The Incredible Journey (1993) - $41.8m worldwide
Beauty and the Beast (1991) - $377.4m worldwide
Wonder how much they each make for writing their scripts and if they have profit participation?
Twilight's Melissa Rosenberg Becomes Highest-Grossing Female Screenwriter (Hollywood Reporter)