Most Famous SNSD-SuJu Couple: Seohyun-Kyuhyun (SeoKyu)

Most Famous SNSD-SHINee Couple: Yuri-Minho (MinYul)

Most Famous SNSD-EXO Couple: Jessica-Kris (KrisSica)

Most Famous SNSD Couple: Taeyeon-Tiffany (TaeNy)

cr: Brenda Auleyna for the info

GIFs not mine. Credits to the rightful owner/s.