Twelve Nights

{{short description|2018 South Korean television series}}

{{Infobox television

| image = Twelve Nights.jpg

| caption = Promotional poster

| alt_name = 12 Nights

| native_name = {{Infobox Korean television name|hangul=열두밤}}

| genre = Romance

| creator =

| writer = Hwang Sook-mi

| director = Jung Hyun-soo

| creative_director =

| starring = Han Seung-yeon
Shin Hyun-soo

| theme_music_composer =

| opentheme =

| endtheme =

| composer =

| country = South Korea

| language = Korean

| num_episodes = 12

| executive_producer =

| producer =

| location =

| cinematography =

| editor =

| camera = Single-camera

| runtime = 80 minutes

| company = Channel A

| network = Channel A

| first_aired = {{start date|2018|10|12}}

| last_aired = {{end date|2018|12|28}}

| related =

}}

Twelve Nights{{cite video|url=https://www.youtube.com/watch?v=6JDmyrA4H9w|title=[무료] 열두밤 미리보기 '비포 더 나잇' 다시보기 Full VOD 공개 TWELVE NIGHTS 한승연 신현수 금요일 밤 11시 채널A|website=YouTube|publisher=Channel A|access-date=December 30, 2018|language=ko}} ({{Korean|열두밤||Yeoldubam}}) is a 2018 South Korean television series starring Han Seung-yeon and Shin Hyun-soo. It is produced by and aired on Channel A's Fridays at 23:00 KST from October 12 to December 28, 2018.{{cite web|url=https://channels.vlive.tv/EBF267/celeb/0.8509978|title=Han Seung Yeon (Kara) takes lead role in a romantic drama|date=October 4, 2018|website=JTBC}}{{cite web|url=https://www.soompi.com/article/1166573wpp/age-youth-co-stars-han-seung-yeon-shin-hyun-soo-reunite-leads-new-drama|title="Age Of Youth" Co-Stars Han Seung Yeon And Shin Hyun Soo To Reunite As Leads Of New Drama|date=May 8, 2018|website=Soompi}}