3,000 [19]   Afghanistan 3,000 [20]   Austria 2,794 [21]   Ireland 1,200 [22] Languages Punjabi  ( Gurmukhi ) Among the Sikh diaspora  English ,  Sindhi , [23] Hindi ,  Urdu ,  Swahili ,  Malay ,  Thai  and others. Religion Sikhism Footnotes †  Estimated figure as of 2004. A  Sikh  (