Denny R. (born 11 February 1994,
San Pablo City,
Laguna, Philippines), commonly known by her
pseudonym HaveYouSeenThisGirL, is a Filipino author. She is best known for her novel,
Diary ng Panget. It first appeared on
Wattpad and was later published as a paperback by PSICOM Publishing Inc. A
film adaptation of her work was released in April 2014.