Eifion Wyn Jones (born 25 June, 1942 in Velindre, Glamorgan) was a Welsh cricketer who played for Glamorgan County Cricket Club.
When he first came to Glamorgan Jones was a specialist right-handed batsman but after being tutored by Phil Clift he became their first choice keeper. From 1968 until 1982 he stood behind the stumps for Glamorgan and took a record 933 dismissals for his county.
In 1970 he took 7 dismissals in an innings against Cambridge University. 2 years earlier he made the highest ever score by a Glamorgan keeper with 146 not out against Sussex.