FC Sion from locals, and played their first competitive league fixture in 1914, again a 3–2 victory, against FC Monthey. In 1919, Sion formally organised its managerial structure, with Gilliard becoming vice-president and Charles Aymon taking the presidency. From 1932, Sion played in the fourth tier of Swiss football, where they spent much of the next 20 years, briefely interrupted by promotion to the third tier in 1944, quickly followed by relegation in 1946. In 1952, Sion returned to the third tier. Five years later, Sion gained promotion again to the National League B, followed five years later by promotion to the
Sion Mills in July 1969. Sion Mills Cricket Club plays in the North West Senior League. The River Mourne was the reason that Herdman's Mill was built in Sion Mills, County Tyrone. It was founded in 1835 and is a large complex of now listed buildings, the most prominent of which was built in 1853 by William Henry Lynn of Lanyon, Lynn and Lanyon, Belfast. This is a very large and handsome five-storey mill built in Italianate style of grey ashlar stone quarried locally, with yellow brick extensions added in 1884 to 1900. There had been a series of corn mills on