The 2018–19 World Rugby Sevens Series, known for sponsorship reasons as the HSBC World Rugby Sevens Series, was the 20th annual series of rugby sevens tournaments for national men's rugby sevens teams. The Sevens Series has been run by World Rugby since 1999–2000. This series also, for the second time, doubled as a qualifier for the 2020 Summer Olympics, with the top four countries qualifying automatically.