Garland - County Monaghan

I'm searching for Irish genealogical connections to Patrick Garland (b. circa 1825) (my great great grandfather).

Details are scant, however Patrick was transported to Tasmania (Van Diemen's Land) in March 1849. A summary of information I do have appears below:

CONVICT RECORDS

Police no.: 5516G

TRIED:
Where:        Monaghan assizes
When:        5 Mar 1849
For:         Highway robbery (£7 7s 6d)
Sentence:    7 years transportation

TRANSPORTED:
Ship:        London (2) (denotes second voyage)
Sailed on:    20 Dec 1850
Sailed from:    Dublin
Destination:    Hobart Town
Master:     J. Sceales
Arrived:    19 Mar 1851

[Source: Microfilm HO 11/9775, Reel 92, State Library NSW]

Occupation at the time of his trial: mat maker

His mother's name was possibly Mary.

His siblings were possibly: Michael, Francis, Rose, Ann, Margaret and Bridget.

Many thanks

Roger Garland

Canberra, Australia