On November 29, 2019 Sathiyan made his debut World Cup appearance and defeated higher-ranked French player Simon Gauzy 11-13, 9-11, 11-8, 14-12, 7-11, 11-5, 11-8 before beating world number 24 Jonathan Groth of Denmark 11-9, 7-11, 11-5, 11-6, 11-2, to top his group and reach the round of 16 in 2019 ITTF Men's World Cup. The world number 30 G Sathiyan, went down 1-4 (11-7, 8-11, 5-11, 9-11, 8-11) to Timo Boll in the pre-quarters.
