2017 Paul Hunter Classic Last 64
2017 China Championship Last 128
2017 Riga Masters Last 16
- Williams reached the last 16 stage on two occasions in the 2016/17 season. He beat David Grace, Andy Hicks and Michael White before losing to the eventual winner Stuart Bingham at the Welsh Open. He also made the last 16 at the Paul Hunter Classic in Furth.
- Williams reached the Crucible stage of the World Championship for the third time in 2016. He beat Anthony Hamilton 10-9 in the final round of qualifying at Ponds Forge, but was defeated 10-8 at the last 32 against Ricky Walden.
- He reached the semi-finals of the 2013 Indian Open, winning six matches against the likes of Shaun Murphy and Andrew Higginson, before losing to eventual champion Ding Junhui.
- Williams also made the semi-finals of the 2013 Ruhr Open in Germany.
- He secured his place on the pro circuit in 2012 through Q School. In the final round he came through a gruelling four-hour-27-minute battle with Mitchell Mann, securing the victory with a break of 102 in the deciding frame to win 4-3.
2017 World Championship Last 80
2017 Gibraltar Open Last 128
2017 Shoot Out Last 128
2017 Welsh Open Last 32
2017 German Masters Last 64
2016 Scottish Open Last 128
2016 UK Championship Last 64
2016 Northern Ireland Open Last 32
2016 International Championship Last 64
2016 English Open Last 128
2016 European Masters Last 128
2016 Paul Hunter Classic Last 16
2016 World Open Last 64
2016 Indian Open Last 32
2016 Riga Masters Last 128