- Originally from Wales, Henry Bowen, a Cromwellian army officer, settled in county Cork. In 1660 his son John married Mary, daughter and heir of John Nicholls of Kilbolane, county Cork. John Bowen was granted over 1,200 acres at Pharihy, barony of Fermoy in 1669. In 1716 his grandson, Henry Bowen of Kilbolane, married Jane, only child and heir of Robert Cole of Ballymackey, county Tipperary. Their son, Henry Cole Bowen, married his first cousin, Margaret, daughter of Ralph Warter Wilson in 1760. Henry and Margaret Bowen lived at Bowen's Court. Their grandson, Henry Cole Bowen, served as a magistrate in Bandon in the 1840s. At the time of Griffith's Valuation Robert C. Bowen held land in the parish of Kilbolane, barony of Orrery and Kilmore, county Cork and Ballymackey and Templedowney, barony of Upper Ormond, county Tipperary, while his mother held land in the parish of Farahy, barony of Fermoy, county Cork and his cousin, Henry Cole Bowen, held land in the parishes of Newchapel, Rathronan, barony of Iffa and Offa East and Bruis, barony of Clanwilliam, county Tipperary. The author Elizabeth Bowen was a member of this family. In the 1870s the Bowens of Bowens Court owned 1,680 acres in county Cork and over 5,000 acres in county Tipperary while Henry Cole Bowen of Dublin owned 805 acres in county Tipperary.
Bowen/Bowen Colthurst (Oak Grove)
- A junior branch of the Bowen family of Kilbolane, county Cork and later of Bowen's Court, John Bowen second son of John Bowen of Kilbolane married Elizabeth Coote in 1724. Their son John Bowen of Carrigadrohid Castle and Oak Grove married firstly Katherine daughter of Bindon Scott of Cahircon, county Clare and secondly Anne White of Bridepark, county Cork in 1797. At the time of Griffith's Valuation John Bowen held an estate in the parish of Aghinagh, barony of East Muskerry, county Cork. 4600 acres of John Bowen's estate in the baronies of East and West Carbery and Kinelmeaky were offered for sale in the Encumbered Estates Court in October 1854. Later, in June 1855, the demesne and house at Roundhill were offered for sale in the Court.
Robert Walter Travers Bowen of Oak Grove and Dripsey Castle was a grandson of the second marriage. He inherited Oak Grove in 1873, married his cousin Georgina Greer of Dripsey Castle in 1878 and assumed the additional name of Colthurst in 1882. In the 1870s Robert Francis Bowen of Oak Grove owned 1,420 acres in county Cork.