Maria Grace Koh

Swimming career Despite being under 18 years old, Koh, a student at Jerudong International School (JIS), has become a seasoned member of the national swimming squad, having competed for her country since she was just 10 years old.

On 4 June 2008, Koh, then 15 years old, participated in the 12th Sukma Games in Terengganu, Malaysia. She broke five national records but failed to take home any medals.

In the 17th Brunei Age-Group Swimming Championship, which took place in the swimming pool of the Hassanal Bolkiah National Sports Complex from 3 to 5 July 2009, she competed on behalf of Skim Renang Brunei (SRB). Koh, who won seven gold medals.

The next year, Koh took part in the 13th FINA World Championships held in Italy, where she competed in many 50-meter pool events. She competed in the women's 100-meter backstroke on 27 July 2009, finishing in 1:17.73. She participated in the women's 50-meter backstroke competition on 29 July and finished in 35.25 seconds. She raced the women's 100-meter freestyle the next day, 30 July, and set a new record of 1:06.93. She competed in the women's 50-meter butterfly on 31 July, and finished in 32.59 seconds. At last, on 1 August, she finished in 30.17 seconds for the women's 50-meter freestyle. She was the only swimmer represented the nation at the 2011 Commonwealth Youth Games, which were held on the Isle of Man from September 7–13. She competed in seven different events but was not able to make it to the finals.

Koh participated in the FINA/Arena Swimming World Cup 2011, which was held in Singapore in a 25-meter pool, two years later, at the age of 19. She swam in the women's 50-meter freestyle on 4 November, finishing in 30.01 seconds, and the women's 50-meter backstroke, with a timing of 34.57 seconds. She participated the next day, 5 November, in the 2omen's 50-meter butterfly, finishing in 32.09 seconds, and the women's 100-metr freestyle, clocking in at 1:05.74. where she earned a Bachelor of Arts (Hons) in Performing Arts with First Class Honors. Maria had to do a solo pop recital for the "Esplanade - On the Waterfront" series in front of 2,000 people in April 2013 as part of an assessment. Her resolve to pursue a career as a professional recording artist and performer was reinforced by this encounter. She had a profound realisation on stage during her solo performance: she knew that singing was her destiny from the beginning. She was once more granted the chance to represent Brunei on the international arena in 2013, this time at World Championships of Performing Arts (WCOPA) in Los Angeles. With four of her own original songs, she returned to participate at WCOPA the following year, having focused on creating her own voice and repertoire. She left the World Awards with four gold medals, one silver, one bronze, and four division championships. She also became the official hostess of the championship in 2015, which was held in Long Beach, California.

Personal life Koh married Kevin Lau, the eldest son of Lau Chai Seng of Aewon Brunei, on 28 December 2016. In 2017, she talked about how they weren't close for a while, although were friends for almost ten years.

Maria also works part-time at JIS in the Learning Support Department.