What was the original name of the Bank of America?

The Bank of Italy.

The Bank of America, the largest bank in the country, was established in 1904 by Amadeo Pietro ("A.P.") Giannini (1870-1949) in San Francisco. In 1919, he innovated the system of branch banking. Originally called the Bank of Italy, it changed names in 1928 and, in 1998 merged with NationsBank Corp.

http://www.italiansrus.com/articles/subs/innovators.htm

Bank of Italy became Bank of America in 1904. During the aftermath of the 1906 San Francisco earthquake while other financial institutions were remaining closed and (cutting and running).Bank of America opened and offered loans to citizens and businesses,A very popular and profitable move at the time.

"The history of Bank of America dates back to October 17, 1904,[1] when Amadeo Pietro Giannini founded the Bank of Italy in San Francisco."

https://en.wikipedia.org/wiki/Bank_of_America#Bank_of_Italy

"The Bank of Italy merged with the smaller Bank of America, Los Angeles in 1928.[2] In 1930, Giannini changed the name "Bank of Italy" to "Bank of America". As chairman of the new, larger Bank of America, Giannini expanded the bank throughout his tenure, which ended with his death in 1949."

https://en.wikipedia.org/wiki/Bank_of_Italy_(United_States)