O Droney or O Drooney - Irish / Ua Drona. A Sept / Family branch, who had their territory in the east of Co. Clare in the north - west of Thomond - Tuaiscert Mhumhain - Northern Munster.

O Droody or O Drudy - Irish / Ua Draoda. A Sept / Family branch, who had their territory in the Connacht Province. Some changed to Drury there in Co. Mayo and Co. Roscommon in the mid - west of the Connacht Province. See also Draddy.

O Droogan or O Drugan -  Irish / Ua Druagain. A Sept / Family branch, who had their territory in Co. Armagh in the south - east of the Ulster Province and are also to be found in Co. Leitrim in the north of the Connacht Province.

Drough or Drugh.  Used as synonyms for Drought and Drew, which see, in Co. Roscommon in the east of the Connacht Province and nearby in Co. Westmeath in the west of Northern Leinster.

O Drought - Irish / Ua Drochtaigh. A Sept / Family branch, who had their territory in the Leinster Province.

O Drought - Irish / Ua Droichid / droichead - bridge. A Sept / Family branch, who had their territory in Co. Limerick and Co. Clare in the north - west of Thomond / Tuaiscert Mhumhain / Northern Munster. Some also anglicized to Bridgeman, which see.

O Drum or O Drumm - Irish - Ua Droma / drom - ridge. An Erenagh Sept - Family branch - who had their territory at Kinawley on the Co. Cavan & Co. Fermanagh border in Southern Ulster. Some there also changed to Drummond. One of their Septs also migrated to Co. Cork in Desmond / Des Mhumhain / Southern Munster where they changed to Drummy, which see.

Drumgoole or Drumgold or Drungoule. Danish origins. Taken from an Irish toponymic. They were in Co. Meath and at Dromgabhail in Co. Louth in the east of Northern Leinster where is Drumgoolestown and were prominent supporters of James 11 the Catholic English King. There were other variants used also.

Mac Drury or Mac Drewry or Mac Drewery - Irish / Mheic an Druaidh. (Descended from a son of the Druid) Should actually be Drew, which see. A Sept - Family branch - who had their territory in Co. Cavan in Southern Ulster where it was also anglicized incorrectly as Drewry & Drewer. See also Droody.

Mac Drury - Irish / Mheic an Druaidh. (Descended from a son of the Druid) Should actually be Drew, which see, but was anglicized incorrectly. A Sept / Family branch who had their territory in Co. Roscommon in the east of the Connacht Province. See also Droody.

Mac Drury or Mac Drew - Irish / Mheic an Druaidh (Descended from a son of the Druid) Anglicized correctly as Drew, which see. A Sept / Family branch, who had their territory in Co. Louth in the north - east of Northern Leinster and nearby in Co. Monaghan in Southern Ulster. See also - Droody.

O Drynan. See - Drinan.

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