He played representative level rugby union (RU) for England and Yorkshire,[4] and at club level for Bradford FC,[5] as a forward, e.g. front row, lock, or back row, and club level rugby league (RL) for Bradford FC, as a forward.

Jack Toothill's birth was registered in Bradford, West Riding of Yorkshire, England, and he died aged 81 in Bradford, West Riding of Yorkshire, England.

[1] Jack Toothill won caps for England (RU) while at Bradford FC in the 1890 Home Nations Championship against Scotland, and Ireland, in the 1891 Home Nations Championship against Wales, and Ireland, in the 1892 Home Nations Championship against Wales, Ireland, and Scotland, in the 1893 Home Nations Championship against Wales, Ireland, and Scotland, in the 1894 Home Nations Championship against Wales, and Ireland.

Jack Toothill won cap(s) for Yorkshire (RU) while at Bradford FC,[6] in William Barnes Wollen's painting of Yorkshire's 11–3 victory over Lancashire during the 1893/94 season, a painting that is now held at the Rugby Football Union headquarters in the Twickenham Stadium, Alfred "Alf" Barraclough can be seen being tackled, and passing the ball to Jack Toothill, with Tommy Dobson on the outside, although Tommy Dobson did not actually participate in this particular match.

[7] Jack Toothill played as a forward in Bradford FC's 0–7 defeat by Batley in the 1898 Challenge Cup Final during the 1897–98 season at Headingley, Leeds on Saturday 23 April 1898, in front of a crowd of 27,941.