[3] Citibank, N. A. is the primary U.S. banking subsidiary of financial services multinational Citigroup.

[11][12] A year later, Citi became the first U.S. financial institution to be granted a license to open a full-service branch in Hanoi.

[16][17][18] Citi established its retail banking franchise in Vietnam in 2009[19] and in recent years, Citi's retail banking business has grown rapidly, with market share gains in key businesses such as credit cards, personal loans, cash withdrawals, and insurance.

In late 2014, Citi launched its SME banking service in Vietnam.

Citibank Vietnam credit cards only support Samsung Pay.