Turlough  O'Brien, King of Munster and Ireland, 
or Toirdelbach.
See
wikipedia
and  genealogics.
He died 1086.
He
had issue:
Dermot  O'Brien, King of Munster.
See 
wikipedia
and genealogics.
He died 1118.
He 
had issue:
Turlough  O'Brien, King of Thomond, 
or Toirdhealbhach.
See 
wikipedia
and genealogics.
He died 1167.
He 
had issue:

 Pat Lavelle
writes about Domnall   O'Brien, King of Thomond, 
 in
[PAT/1, Limerick]. 
 
 
Other side  of   tomb stone  of 
Domnall Mor O'Brien, King of Thomond.
 It has date 1172, but it is unclear why.
 
Photo 2014.
See full size.
Plan of St.Mary's Cathedral, Limerick.
N is approximately  up.
(The W doorway "O"  is to the left here.)
From
p.17
in
The antiquities of Limerick and its neighbourhood  
(1916).
This shows former 
  location ("n") of tomb stone  of 
Domnall Mor O'Brien, King of Thomond (died 1194).
The stone has since been moved to below the tomb of
 Donogh O'Brien, 4th Earl of Thomond,
  near the altar, at "s". 
See full size.
Scan from  here.
 
The tomb stone  of 
Domnall Mor O'Brien, King of Thomond (died 1194) is now  placed  below the tomb of
 Donogh O'Brien, 4th Earl of Thomond,
  near the altar.
This is the notice at the site.
See wide shot
and closer shot
and close-up.
Photos 2014.
Model of Limerick as at 1535
 in 
King John's Castle
visitor centre.
By model makers Whetton and Grosch.
Shows
St. Mary's Cathedral
from the W side (the great door).
Photo 2015.
See larger
and full size.
  
See  other shot.
See close-up 
and  close-up.
 View of St. Mary's Cathedral  from the S and E sides.
In the model of Limerick as at 1535.
The W door is not now used.
Entrance is now  through the S.
 
Note  King John's Castle   in the background.
 
See larger
and full size.
  
See  other shot.
Close-up of the E side of St. Mary's Cathedral.
 In the model of Limerick as at 1535.
See larger
and full size.
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