People : Sung Koo to Yuri Koo
Sung Koo 14 people
Susan Koo 3 people
Tae Koo 3 people
Teresa Koo 2 people
Thomas Koo 7 people
Timothy Koo 3 people
Tony Koo 2 people
Victor Koo 7 people
Wah Koo 2 people
Wai Koo 4 people
Wan Koo 2 people
William Koo 3 people
Wing Koo 3 people
Winston Koo 2 people
Won Koo 2 people
Yang Koo 2 people
Yon Koo 2 people
Yong Koo 8 people
Yoo Koo 2 people
Yoon Koo 3 people
Young Koo 16 people
Yuen Koo 2 people
Yun Koo 3 people