Menka was born in 1837.  He was the son of Juda Moses Auerhaan and Saartje Levie de Smitt
He married Louisa Elizabeth Bernstein on 13 October 1867 at the Great Synagogue in the Parish of St. James Dukes Place in the City of London., England.
On 3 April 1881 the Aarons family lived at 34 Hanbury St, Spitalfields, London, England. Dutch born parents, Emanuel Aarons (44) Slipper Lewer, wife Louisa Aarons (34) with children Sarah Aarons (14) Apprentice Needleworker, Kate Aarons (7), Isaac Aarons (4) & Judah Aarons (2). 
On 5 April 1891 the Aarons family lived Old Artillery Ground, London, England.  Emmanuel Aarons (53) with wife Louisa Aarons (50) and children Katie Aarons (17), Isaac Aarons (13) & Judah Aarons (11).
His parents married 25 May 1825 in Amsterdam
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