Is Holden a first name or a last name?

Holden is a family name (last name). It is mostly a family name in the United States, the United Kingdom, Canada and Australia.

How to address someone called Holden

United States. Holden is a family name, usually written last. Write Dear Mr. Holden or Dear Ms. Holden.
United Kingdom. Holden is a family name, usually written last. Write Dear Mr. Holden or Dear Ms. Holden.
Canada. Holden is a family name, usually written last. Write Dear Mr. Holden or Dear Ms. Holden.
Australia. Holden is a family name, usually written last. Write Dear Mr. Holden or Dear Ms. Holden.

Not sure which part of a full name is which? Check the full name with the country where the person is based.

People recorded in Wikidata who carry Holden as a family name or as a given name, by country of citizenship (297 in total).

Country	As family name	As given name	Family name share
United States	120	15	89%
United Kingdom	78	1	99%
Canada	20	4	83%
Australia	18	0	100%
Norway	16	0	100%
New Zealand	6	3	67%
Ireland	4	0	100%
France	3	0	100%

Wikidata covers notable people, so counts show how the name is used, not how many people carry it.

As a surname: about 34,824 people in the 2010 census, rank 1,008 among US surnames.
As a first name: 21,374 babies born between 1950 and 2017, 1% of them girls.