The phrase "the supporters of" is correct and can be used in written English.
For example: "The supporters of the Green Party gathered to celebrate their win."
Among the supporters of Save Washington Street is Msgr.
Where do you the supporters of Democracy 2015 live?
But that won't satisfy the supporters of the change.org petition.
The supporters of the automatic cuts do not seem fazed.
Equally menacing are the supporters of Nepal's embattled monarchy.
To hear the supporters of the new slogan, Santa Cruz's famous tolerance was guilty of enabling.
The supporters of social liberalization in a poor, conservative, religious country are not the mainstream.
The supporters of the "mad" theory think this is too complacent.
Among the supporters of the Safe Kids program is Ms. Fennell of Kids and Cars.
"Your first impression is of overpowering vulgarity," the supporters of a ban might have said.
The supporters of affirmative action, the policy of favouring minority groups, are not happy.
