The pair was photographed exiting a wrap party for Britain's The X Factor show at the Marylebone One club on Sunday (15Dec13) and reports suggest the couple is in the early stages of a relationship.
A source tells Us Weekly magazine, "He's getting to know her. The guys (One Direction) have a few months off so they're having a good time before he goes back on tour. He plans on being home for the holidays. She's a nice girl!"
According to The Daily Mail, Horan and Palvin met earlier this year (13) and enjoyed a low-key movie date in London last month (Nov13).