BEIJING, June 7 (Reuters) - China's foreign exchange reserves rose more than expected in May, official data showed on Friday, as the dollar fell against other major currencies.

The country's foreign exchange reserves - the world's largest - rose by $31.21 billion to $3.232 trillion last month, compared with $3.213 trillion tipped by a Reuters poll of analysts and $3.201 trillion in April.

The yuan fell 0.01% against the dollar in May, while the dollar last month fell 1.6% against a basket of other major currencies =USD.

China held 72.80 million fine troy ounces of gold at the end of May, unchanged from the end of April.

The value of China's gold reserves rose to $170.96 billion at the end of May from $167.96 billion at the end-April.

(Reporting by Albee Zhang and Kevin Yao; Editing by Kim Coghill)