Essex Police have said the man and woman found dead in a hotel swimming pool at Hatfield Heath were staying there together.
Chief Inspector Nick Lee confirmed police were not looking for anyone else in connection with the deaths.
"As part of the investigation we are trying to focus on what the relationship was between the victims
"It's a very busy hotel, there were a number of functions going on.
"At the moment we haven't ascertained as to whether these individuals were part of any function or not."
More top news
Storm Doris brought havoc and destruction across the Anglia region almost 30 years on from the Great Storm of 1987.
Electricity has been restored to 222,000 of the 231,000 properties affected by power cuts caused by Storm Doris in the East of England.
We hear from both managers ahead of Sunday's East Anglian derby between Norwich City and Ipswich Town.