Family Of Maharaja Duleep singh:

Sir Duleep Singh married twice, first to Bamba Müller in 1864 Alexandria, and then to Ada Douglas Wetherill, in 1889. He had eight children in total.

He had seven children from his marriage to Bamba. Their first child and male heir died aged one day in 1865. The others were:

Prince Victor Albert Jay Duleep Singh (10 Jan 1866-7 Jun 1918)
Prince Frederick Victor Duleep Singh (23 Jan 1868-15 Aug 1926)
Princess Bamba Sofia Jindan Duleep Singh (29 Sep 1869-10 Mar 1957)
Princess Catherine Hilda Duleep Singh (27 Oct 1871-8 Nov 1942)
Princess Sophia Alexandra Duleep Singh (8 Aug 1876-22 Aug 1948)
Prince Albert Edward Alexander Duleep Singh (1879-1 May 1893).

He also had two children from his marriage to Wetherill:

Princess Pauline Alexandra Duleep Singh (26 Dec 1887-10 Apr 1941)
Princess Ada Irene Beryl Duleep Singh (25 Oct 1889-14 Sep 1926)
All the eight children died without legitimate issue, ending the direct line of the Sikh Royalty.
There is a memorial at Eton College in England to Princes Victor and Frederick, Maharaja Sir Duleep Singh's two sons who studied at Eton in the 1870s.