In 2015, they were semifinalists at the Malaysia Open Grand Prix Gold in January. In March, they became runners-up to Cai Yun/Lu Kai of China at the 2015 Swiss Open with a score of 19–21,21-14,17-21. At the 2015 Sudirman Cup in May, Goh and Tan managed to upset the World No.1 pairing of Lee/Yoo in the first group tie against South Korea. They also defeated the pairing of Manu Attri/Summeeth Reddy in the second group tie against India. Malaysia topped Group D and were drawn against South Korea once again in the quarterfinals but failed to advance. They were then runners-up at the 2015 Russian Open. At the 2015 BWF World Championships in August, Tan and Goh defeated defending champions Shin Baek-cheol and Ko Sung-Hyun of South Korea in the second round but were defeated in the third round.