The Welsh Currency is the same as the rest of Britain - The Pound Stirling.
English money
Pound Sterling
Wales uses Pound Sterling (GBP) (£) with coins issued by the Royal Mint and Banknotes issued by the Bank of England.
AnswerThey use the Great British Pound [£] .. As they are a part of The United Kingdom which included Northern Ireland England Scotland & Wales..
As Wales is a part of United Kingdom (along with Norther Ireland, Scotland and England) it uses their official currency that is Pound Sterling
The wales Dollar
Wales has the same money as England, based on the British Pound.
The Pound
Fiat money
Bolivianos
It is yuan
people will trade and thing for money