Lt-Col Henry Fishwick JP FSA FRHistS (9 March 1835 – 23 September 1914) was a British soldier, politician and antiquary.

He was also author and editor of several books on Lancashire and was a founding member of three of the county's historical societies.

At the age of eighteen, he became the secretary of the Rochdale branch of the Young Men's Christian Association.

[2] Fishwick was one of the earliest supporters of the Volunteer Force movement in Rochdale and, when a corps was formed, he joined as a Lieutenant (1860).

[5] He was twice elected Mayor of Rochdale (in 1903–04 and 1904–05), also serving as a borough magistrate and county JP for Lancashire, and was a prominent Freemason.