Labour MEP Michael Cashman will be awarded a CBE by the Queen at Buckingham Palace today.
The former EastEnders actor is one of the co-founders of Stonewall, the largest gay equality organization in the UK and Europe.
Formed in 1989, the charity is named after the Stonewall Inn of Stonewall riots fame in New York City's Greenwich Village.
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In her message Theresa May praised the "inspirational bravery" and "unbreakable spirit" of Mancunians in the wake of the blast.
ITV News has obtained exclusive footage of the moment armed police raided a house believed to be linked to the Manchester suicide bomber.
The Manchester Evening News set up a JustGiving page asking people to support the families of those affected by the suicide bombing.