The 2019 IAAF World Challenge was the tenth edition of the annual IAAF World Challenge, a nine-leg series of track and field meetings. The Jamaica International Invitational was cancelled at the last minute due to financial issues and thus the series this year comprises only eight meetings. The Meeting de Atletismo Madrid was not part of the series for the first time, but was replaced by a new meeting, the Nanjing World Challenge.
The following nine meetings were scheduled to be included in the 2019 season: