Best ranking performance: Last 64
O’Donnell beat Mark Williams 5-3 on a run to the last 16 of the 2016 China Open.
The Londoner dropped off the tour in 2014, but regained his card by coming through the ESBA play-offs in 2015, beating Jamie Rhys Clarke 4-3 in the final round in Sheffield.
In 2012 he got to the quarter-finals of a European Tour event in Scotland before losing to Andrew Higginson.
O’Donnell gained a place on the main tour for the first time by coming through Q School in 2012. He beat Adrian Ridley 4-1 in the final round of the first event.