This is my Top 20 Favorite Korean Couples:

20.Hyun Bin & Song Hye Kyo

19.Ok Taecyeon & Bae Suzy

18.Lee Minho & Dara

17.Yonghwa & Seohyun

16.Chansung & Sooyoung

15.Yonghwa & Park Shin Hye

14.Jang Geun Suk & Park Shin Hye

13.Sungmin & Sunny

12.Eunhyuk & Hyoyeon

11.Ryeowook & Sooyoung

10.Taecyeon & Yoona

9.Nickhun & Victoria

8.Wooyoung & IU

7.Siwon & Tiffany

6.Kibum & Yoona

5.Yesung & Yuri

4.Donghae & Jessica

3.Wooyoung & Taeyeon

2.Kyuhyun & Seohyun

1.Leeteuk & Taeyeon

This is only in my opinion but you can also write your own opinion in the comment box ^^