Is there a train from kowloon to chaozhou

There is no direct train service between, but you can transfer to reach. You can take a train at Hong Hum Railway Station at Kowloon to Guangzhou East first. Then you can use local transportaion (bus or metro) to Guangzhou South. There you can take a high speed train to Chaoshan Station. Upon arrival, there are shuttle buses to Chaozhou!