Thanks Kiltaglassan

I think this is definitely Robert's son Alfred
Connaught Terrace
Off University Street
1. Vacant
2. Vacant
3. Craig, Mrs.
4. Mitchell, Alfred, secretary, Protestant
Orphan Society
5. Maguire, Hugh, commission agent
PROTESTANT ORPHAN SOCIETY
... The committee have to report that the assistant A. M. Mitchell, having resigned, Mr. F. J. Kennedy has been appointed to his vacant post....
Published: Wednesday 19 February 1879
Newspaper: Belfast Morning News
County: Antrim, Northern Ireland
Type: Article | Words: 1436 | Page: 3
PROTESTANT ORPHAN SOCIETY FOR THE COUNTIES OF ANTRIM AND DOWN
... The ASSISTANT-SECRETARY (Mr. A. M. Mitchell) then read the report, which was as follows:- ' With deep thankfnlness to Almighty God, the committee present the tenth annual report of the Protestant Orphan Society for the Counties of Antrim and Down. ...
THE PROTESTANT ORPHAN
... increased practical sympathy. Some of the announcements contained in the report, as read the assistant-secretary (Mr. A. M. Mitchell), deserve more than ordinary attention. In the first place, we find that there bad been handsome increase to the funds ...
Published: Saturday 24 February 1877
Newspaper: Belfast Telegraph
County: Antrim, Northern Ireland
Type: Article | Words: 906 | Page: 3
... Assistant-Secretaky (Mr. A. M. Mitchell) fe d at r at then read the report, which was as follows :— m “With deep thankfulness to Almighty God, the blin committee present the tenth annual report of the co nin; Protestant Orphan Society for the Counties of an oul; ...
Published: Saturday 03 March 1877
Newspaper: Belfast Weekly News
County: Antrim, Northern Ireland
Type: Article | Words: 2279 | Page: 2
Alfred went back to Dublin (he obtained his B.A. from Trinity College in 1879, according to Crockford's Clerical Directory. 1932.) and Mrs. Mitchell is at 2 Connaught Terrace in 1880.
https://www.lennonwylie.co.uk/alphanames1880m.htmIf the property was in Alfred's name in 1877 would this mean that Robert had already died and Alfred was the 'man of the house'?