The song was familiar to everyone at the party.

Well-known or easily recognized.
She felt a familiar sense of comfort in her hometown.
The face looked familiar, but she couldn't remember where she had seen it.
He had a familiar way of speaking that made people feel at ease.
familiar face
familiar place
familiar sound
known
recognizable
common
This place looks familiar to me.

Known or recognized from previous experience.
That song sounds familiar.
I feel like I've seen that movie before.
Her face looks familiar to me.
familiar face
familiar place
familiar sound
recognizable
known
acquainted
She is a familiar in our neighborhood.

A person who is well-known or close to someone.
He is a familiar face at the coffee shop.
The familiar waved hello as we passed by.
My neighbor is a familiar in the community.
familiar face
familiar figure
familiar presence
acquaintance
friend
companion