Laura Francesca "Lulu" Popplewell (born 15 January 1991) is an English actress and singer-songwriter. She is the younger sister of actress Anna Popplewell and the older sister of Freddie Popplewell, the niece of cricketer Nigel Popplewell and the granddaughter of Oliver Popplewell.

Popplewell was originally known for her role as Daisy in Love Actually. On radio she played the part of Lyra Belacqua in BBC Radio 4's His Dark Materials trilogy.