(the) man/woman of the hour noun phrase
Used to imply that a person currently receives acclamation, praise, honour or admiration from others for their remarkable achievement or victory
Having received the Oscar Prize has made her become the woman of the hour.
We're all here to celebrate your victory. You're the man of the hour!
Used to compliment or praise someone for doing something, or being a very special person or an invaluable person
The most prestigious praise that one can receive
Used to give praise to somebody.
To praise, admire, or respect someone or something in a public way