There was an advert in the Northern Whig - Saturday 18 April 1885 for Ardenlee House. Ardenlee House featured in The Belfast Directory for 1887. Ardenlee Avenue featured in the 1895 Belfast And Province Of Ulster Directory. It is likely the Ardenlee street names are named for Ardenlee House. This was a common practice throughout Belfast.
"That the Martin Estate Co. be informed in reply to their application of 8th inst. that the Committee cannot see their way to consent to a new street off Ardenlee Avenue being named Clyde Road and request that they will submit another name therefor". (15th November 1910).
"That the application of Messrs The Martin Estates Ltds to have a new street, 40 feet in width, situate off Ardenlee Avenue, named Ardenlee Road be declined". ( 29th July 1913).