Koh Chai Hong

In 1978, when the RSAF first allowed women to join, Koh began training and obtained her pilot wings in 1979 after a year and a half, becoming the first woman to qualify.^[1] During Koh's training, she was the only student to win all three flying trophies: best in basic phase, best in advanced phase, and best in aerobatics.^[1]

In 1981, Koh became a flying instructor.^[2]

In 1987, Koh won a medal as a national water skier at the Southeast Asia Games.^[1]

In 1997, Koh was the first woman to be admitted to the highest level of formal military training in Singapore, the Singapore Armed Forces' Command and Staff Course.^[1] In 1998, Koh became the first woman to be promoted to the rank of Commanding Officer of Standards Squadron in Flying Training School.^[1] In 1999, Koh was promoted to the rank of Lieutenant-Colonel.^[1][3]

In 2005, Chai Hong retired as a Lieutenant-Colonel.^[2] Koh became a simulator instructor for Lockheed Martin training RSAF Basic Wings Phase pilot trainees in Perth, Australia.^[1]

In 2015, Koh was inducted into the Singapore Women's Hall of Fame.^[1]