Couples list to the best of my knowledge, mostly based on people who are linked in profiles
Alison Brie/Jason Mraz
Alyssa Miller/Jai Courtney
Anna Kendrick/Aaron Tveit
Anne Hathaway/Dash Hutton
Ashely Olsen/Theo Rossi
Aubrey Plaza/Pixie Geldolf
Candice Patton/Carlos Valdes
Daisy Ridley/Arthur Darvill
Dianna Agron/Jake Gyllenhaal
Elizabeth Henstridge/Dane Dehaan
Emily Blunt/John Krasinski
Florence Welch/Isabella Summers
Gigi Hadid/Zayn Malik
Jenna Coleman/Rami Malek
Jennifer Garner/Milo Ventimiglia
Jennifer Nettles/Nick Schultz
Kat Dennings/Matthew Gray Gubler
Katie Cassidy/Chris Hemsworth
Katy Perry/Dan Smith
Laura Jane Grace/Butch Walker
Lauren Jauregui/Luke Hemmings
Lizzie Olsen/Pedro Pascal
Lizzy Caplan/Ben Affleck
Marina Diamandis/Alex Turner
Meryl Davis/Val Chmerkovskiy
Natalie Dormer/Matt Helders
Perrie Edwards/Michael Clifford
Rose Leslie/Kit Harington
Rumer Willis/Jordan Knight
Suki Waterhouse/Richard Madden
Vanessa Hudgens/Zac Efron
Adam Levine/Ricky Wilson
Andy Mientus/Christian Borle
Blake Shelton/Justin Timberlake
Brian Molko/Chris Corner
Chris Colfer/Olly Alexander
Chris Evans/Sebastian Stan
Darren Criss/Colton Haynes
Grant Gustin/Louis Tomlinson
Harry Styles/Matt Hitt
Jon Groff/Wentworth Miller
Justin Chatwin/Ryan Gosling
Liam Payne/Niall Horan
Mischa Collins/Timothy Omundson