From the Prophet Muhammad (PBUH) of Islam

-- Muhammad ibn Abdullah (570-632), the Messenger of Allah and reciter of the Holy Qur'an, begat

-- Fatimah Zahra, who married ʿAlī ibn Abī Ṭālib (656-661) the 1st Shi'a Imam, begat

-- Al-Ḥusayn ibn ʿAlī ibn Abī Ṭālib (626-680), the 3rd Shi'a Imam, begat

-- Ali ibn Husayn Zayn al-Abidin (653-713), the 4th Shi'a Imam, begat
-- Muhammad bin 'Ali bin al-Husayn bin Ali bin Abi Talib (681-733), the 5th Shi'a Imam, begat
-- Jaʿfar ibn Muḥammad al-Ṣādiq (708-765), the 6th Shi'a Imam, begat
-- Ismāʿīl ibn Jaʿfar "al-Mubārak" (736-760), the 6th Isma'ili Imam, begat
-- Muhammad ibn Imam Ismāʿīl, the 7th Isma'ili Imam, begat
-- Abadullāh ibn Muḥammad ibn Ismāʿīl "al-Wafi", the 8th Isma'ili Imam, begat
-- Aḥmad ibn Abd Allāh ibn Muḥammad ibn Ismāʿīl "al-Taqi", the 9th Isma'ili Imam, begat
-- Abu ʿAlī al-Ḥusayn ibn Aḥmad ibn ʿAbd Allāh ibn Muḥammad ibn Ismāʿīl "al-Radi", the 10th Isma'ili Imam, begat
-- Abu Muhammad Abdallah ibn al-Husayn, the first Fatimid caliph, begat
-- Abu'l-Qasim Muhammad ibn Abdallah, the second Fatimid caliph, begat
-- Abu Tahir Isma'il al-Mansur bi-Nasr Allah, the third Fatimid caliph, begat
-- Dihja bint al-Mansur, who married Qaris ibn Abbad, Imam of Seville, Spain, begat
-- Imam Ishmael ibn Qaris begat
-- Abu al-Qasim Muhammad ibn Abbad, Emir of Seville (1023-1042), begat
-- Abu ʿAmr ʿAbbad II al-Muʿtadid (aka "al-Motamio"), Emir of Seville (1042-1068), begat
-- al-Mu'tamid Muhammad ibn Abbad Ibn Ismail al-Lakhmi (aka "Benqbet"), Emir of Seville (1068-1091), begat
-- Zayda of Seville, who converted to Roman Catholicism as Isabelle (1075-1107) married King Alfonso VI of Castile, begat
-- Sancha Alfónsez, Infanta de Castilla y León, who married Rodrigo Gonzalez de Lara of Castile, begat

-- Rodrigo Fernández de Toroño, begat

-- Sancha Rodríguez de Toroño, who married Gonzalo Rodríguez Giron, begat

-- Aldonza Giron, who married Ramiro Senor de Cifontes, begat

-- Aldonza Ramirez, who married Gonzalez Fernan, begat

-- Maria Fernandez, who married Juan Garcia de Padilla, begat

-- Maria de Padilla, a mistress of King Pedro I of Castile, begat

-- Princess Isabel of Castile, who married Edmund of Langley, 1st Duke of York, begat

-- Constance Plantagenet, who married Edmund de Holland, Earl of Kent, begat

-- Eleanor de Holland, who married James Tuchet, 5th Lord of Audley, begat

-- Elizabeth Tuchet, who married Edward Brooke, 6th Lord of Cobham, begat

-- Elizabeth Brooke, who married Robert Tanfield of Gayton, begat

-- Robert Tanfield, who married Catherine Neville, begat

-- William Tanfield, begat
-- Francis Tanfield, begat
-- Anne Tanfield, begat
-- Elizabeth Vincent, begat
-- Dorothy Lane, begat
-- Richard Randolph, begat
-- William Randolph, who settled in the American colonies (1651-1711), begat
-- Thomas Randolph, begat
-- William Randolph, begat
-- Mary Randolph, begat
-- William Randolph Fleming (1765-1814), begat
-- John Tarlton Fleming (1794-1883), begat
-- Lucretia Jane Turner (1848-1918), begat
-- Benjamin Vernaldo Blair (1884-1971), begat
-- Muriel Lavern Blair (1910-2010), begat
-- W.S. Hatting, begat
-- S.V. Hatting

Numbering 50 generations from first to the last, with the final generation being the 47-Great Grandson of the Prophet Muhammad (pbuh).