Then as today, magazines (both men’s & women’s) featured celebrity gossip. Rather than rock and movie stars, the subjects were members of Fashionable Society. Then as now, as well, the celebrities sued.
According to Alexander Andrews’s The History of British Journalism Vol 2 (1859), “on the 17th of March 1840, Lady Bulwer got fifty pounds damages from the Court Journal for an alleged libel." The Duchess of Richmond sued, too.
Here's a sample from 1835:
|From edition of 2 May 1835|
—The Court Journal: Court Circular & Fashionable Gazette,* Volume 7, 1835
*published 1829 to at least 1915