大卫·马吉（生于 1962 年）是一位美国编剧，曾因《寻找梦幻岛》获得 2004 年奥斯卡金像奖和金球奖提名。他与西蒙·博福（Simon Beaufoy）一起为弗朗西斯·麦克多蒙德（Frances McDormand）和艾米·亚当斯（Amy Adams）主演的《佩蒂格鲁小姐的一天》撰写了剧本，该片于2008年上映。2012年，他改编自扬·马特尔（Yann Martel）的小说《少年派的奇幻漂流》（Life of Pi）为他赢得了卫星奖最佳改编剧本奖和奥斯卡最佳改编剧本奖提名。

David Magee (born 1962) is an American screenwriter who was nominated for a 2004 Academy Award and a Golden Globe for Finding Neverland. Along with Simon Beaufoy, he wrote the screenplay for Miss Pettigrew Lives for a Day starring Frances McDormand and Amy Adams, which was released in 2008. His 2012 screen adaptation of the novel Life of Pi by Yann Martel earned him a Satellite Award for Best Adapted Screenplay and a nomination for the Academy Award for Best Adapted Screenplay.