People : Austin Koo to Clinton Koo
Barbara Koo 2 people
Benjamin Koo 4 people
Bon Koo 25 people
Bong Koo 4 people
Bonnie Koo 2 people
Brandon Koo 3 people
Brian Koo 2 people
Caroline Koo 4 people
Catherine Koo 4 people
Cha Koo 4 people
Chang Koo 5 people
Charles Koo 5 people
Charmaine Koo 2 people
Chi Koo 2 people
Chin Koo 2 people
Ching Koo 2 people
Chong Koo 3 people
Chris Koo 2 people
Christian Koo 2 people
Christopher Koo 3 people
Chun Koo 7 people
Chung Koo 6 people
Clarissa Koo 2 people