The constituency was created under the Redistribution of Seats Act 1885, and was then named "St George's, Hanover Square" to distinguish it from the other St George's constituency (in Tower Hamlets).
The constituency was created under the Redistribution of Seats Act 1885, and was then named "St George's, Hanover Square" after the parish of that name. "Hanover Square" was included in the name to distinguish it from the other St George's constituency (in Tower Hamlets).