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[1] 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.
[2] The following nine meetings were scheduled to be included in the 2019 season:[3]