Rear-Admiral Dom Fernando de Serpa Pimentel1
Child of Rear-Admiral Dom Fernando de Serpa Pimentel and Dona Maria-Ana-Vitoria de Sousa Coutinho
- Dona Julia de Serpa Pimentel+2 d. 28 Feb 1934
Dona Julia de Serpa Pimentel1 
From 14 January 1906, her married name became O’Neill.
Children of Dona Julia de Serpa Pimentel and Hugo Joseph Jorge Ever O’Neill, The O’Neill of Clannaboy
- Maria-Ana O’Neill2 b. 30 Jul 1907
- Jorge O’Neill, The O’Neill of Clannaboy+2 b. 7 Nov 1908
- Maria-Isabel O’Neill2 b. 27 May 1910
- Fernando O’Neill+2 b. 13 Oct 1914, d. 17 Oct 1974
Jorge O’Neill, The O’Neill of Clannaboy1
Recognised as The O’Neill of Clannaboy by Chief Herald of Ireland.1
Children of Jorge O’Neill, The O’Neill of Clannaboy and Dona Josefina-Luisa Roquette Ricciardi
- Hugo O’Neill, The O’Neill of Clannaboy+2 b. 7 Mar 1939
- Maria-Madalana O’Neill+2 b. 13 Sep 1940
- Teresa O’Neill+2 b. 26 Mar 1942
- Margarida O’Neill2 b. 18 Jan 1944
- Maria Isabel O’Neill2 b. 23 Mar 1947
Luis-Rafael-Feliciano-da-Conceição Ricciardi1
Child of Luis-Rafael-Feliciano-da-Conceição Ricciardi and Dona Julieta de Alvalade
Dona Josefina-Luisa Roquette Ricciardi1
Her married name became O’Neill.
Children of Dona Josefina-Luisa Roquette Ricciardi and Jorge O’Neill, The O’Neill of Clannaboy
- Hugo O’Neill, The O’Neill of Clannaboy+2 b. 7 Mar 1939
- Maria-Madalana O’Neill+2 b. 13 Sep 1940
- Teresa O’Neill+2 b. 26 Mar 1942
- Margarida O’Neill2 b. 18 Jan 1944
- Maria Isabel O’Neill2 b. 23 Mar 1947
Hugo O’Neill, The O’Neill of Clannaboy1
He held the position of Chief of the Name of O’Neill of Clannaboy from.2 He lived in 2003 at Quintas das Machadas, Setubal, Portugal.2
Children of Hugo O’Neill, The O’Neill of Clannaboy and Rosa-Maria Empis
- Luiza O’Neill2 b. 27 Jan 1964
- Catarina O’Neill2 b. 17 Jan 1965
- Maria-Ana Empis O’Neill2 b. 13 Jan 1966
Gonçalo Diniz Pinheiro de Melo1
Children of Gonçalo Diniz Pinheiro de Melo and Maria-Madalana O’Neill
- Maria Madalena Pinheiro de Melo2 b. 30 Aug 1962
- Ana João Pinheiro de Melo2 b. 24 Mar 1964
- Gonzalo Pinheiro de Melo2 b. 1 Dec 1965
- Nuno Pinheiro de Melo2 b. 6 Nov 1966
Maria-Madalana O’Neill1
Children of Maria-Madalana O’Neill and Gonçalo Diniz Pinheiro de Melo
- Maria Madalena Pinheiro de Melo2 b. 30 Aug 1962
- Ana João Pinheiro de Melo2 b. 24 Mar 1964
- Gonzalo Pinheiro de Melo2 b. 1 Dec 1965
- Nuno Pinheiro de Melo2 b. 6 Nov 1966
Gonzalo Pinheiro de Melo1
Nuno Pinheiro de Melo1