The 2019 ITTF-ATTU Asian Cup (also known as the 2019 Lion ITTF-ATTU Asian Cup for sponsorship reasons) was a table tennis competition that took place from 5–7 April in Yokohama, Japan. The event was organised by the Japan Table Tennis Association (JTTA), under the authority of the International Table Tennis Federation (ITTF) and the Asian Table Tennis Union (ATTU). It was the 32nd edition of the event, and the fourth time that it had been held in Japan.