The body was formally identified yesterday (February 22) after being discovered in the Thames on Monday.
A post-mortem examination carried out at Poplar Mortuary on Wednesday (February 21) confirmed the cause of death was drowning.
The Metropolitan Police confirmed that his family has been informed and that a file will be passed onto the coroner.
Commander Jon Savell said: “We have worked to formally identify Ezedi as quickly as possible.
“As the public would expect, our enquiries continue into this atrocious attack.
“The 31-year-old woman is still in hospital and remains in a stable condition and no longer sedated.
“We have still not been able to speak to her but hope to as soon as she is well enough.”