Charles John Brown (1806–1884) was a Scottish minister, who served as Moderator of the General Assembly for the Free Church of Scotland from 1872 to 1873.

He studied at Marischal College and was licensed to preach by the Presbytery of Aberdeen in December 1830.

[4] In 1837 he translated to the New (West), "New North" Church in Edinburgh, his position at Anderston being filled by Rev Alexander Neill Somerville.

He then became minister of the New North Free church in Edinburgh, originally housed in Brighton Stret Chapel then moving to a purpose built church at the junction of Forrest Road and Bristo Place.

In 1872 he succeeded Rev Robert Elder as Moderator of the General Assembly.