|Hometown:||Fountain Valley, Calif.|
|High School:||Fountain Valley HS|
Lieu partnered with five teammates in doubles, finishing 3-8 overall. In singles, Lieu went 8-11 overall and 2-5 in conference. He was 5-5 in No. 5 singles.
Lieu did not see any action during his first year at Pacific.
Lieu played for the Foutain Valley Barons before entering college. While there, he helped his hometown high school to two Sunset League championships.
The son of Julian Lieu and Jennifer Nguyen, Johnathan has one sister, Jenna.