The 2023 Diamond League was the 14th season of the annual series of outdoor track and field meetings, organised by World Athletics. The number of Diamond Discipline events is 32, and the series ended with a single final at the Prefontaine Classic, the first time the Diamond League finals were hosted in the United States. Each meeting hosted a number of Diamond Discipline events according to allocation, most of which were broadcast in a two-hour TV window.
The following fourteen meetings were included in the 2023 season.
<br> Calendar changes<br> Diamond League Shanghai was cancelled before the season due to delay on renovation of Shanghai Stadium. It would return to the calendar in 2024.<br> On August 2, 2023, World Athletics signed a 10-year contract with the People's government of Xiamen to bring a second China meet to the calendar, replacing Shenzhen which was determined as the new stop before the COVID-19 pandemic.
Athing Mu received a national wild card into the final rendering her ineligible to win the Diamond League title, which went to runner-up Keely Hodgkinson.