"That, on the application of Mr S. A. Johnstone, two new streets on his property off Shankhill Road, near Woodvale Park, be named Woodvale Street and Enfield Street. (9 January 1889).
The second historical OS Map indicates Enfield House just off the Crumilin Road. The surmise is that the Enfield streets take their name from Enfield House.
Enfield Crumlin Road is listed in the Directory of Belfast and Province of Ulster (1865-1866).