According to Leslie2006's post to The Royal Forums posting of 26 November 2008:
"Top Row: Nicholas II, Alix, Victoria (Alix's sister), their brother Ernie
Bottom Row: Irene, Ella, Victoria Melita and Sergei".Nicholas and Alix married on 26 November 1894, becoming engaged in Coburg about when this photo was taken in April 1894, while Victoria Melita and Ernest married on 9 April 1894.
Posted to the Alexander Palace Time Machine Discussion Forum by Eddie_uk on 30 December 2005.