Has anyone famous used a love spell?

Yes:

Cleopatra’s Love Cartouche Spell

Cleopatra’s Love Cartouche was used by Cleopatra and later other Egyptian women. It is a charm or talisman many women world wide obtain to attract love.

Cleopatra was born in 69 BC

Antony and Cleopatra Love Story

In 42 BC Mark Antony summoned Cleopatra to meet him in Tarsus, so bewitched was he by Cleopatra he chose to spend the Winter of 41 BC-40 BC and on 25th December 40BC she gave birth to two of his children.

Queen of Sheba Love Spells Witch and her Bilqis Love Spell

The Queen of Sheba, Bilqis - was the most powerful witch that ever lived (Born around 960 BC). Throughout history it has been written that King Solomon was the most powerful occultist as well as riches person that ever lived. However, Bilqis won King Solomon’s heart with a very powerful love spell, therefore Bilqis was equally as potent as Solomon if not more so, she was at least better at love spells!

Solomon and Bilqis Love Story

The Old Testament states that the Queen Bilqis, ruler of Sheba, sent a camel train of gold and ivory to King Solomon. Solomon fell madly in love the Queen after she became bewitched by the splendor of his palace and their son began a dynasty of rulers in Ethiopia.

In Arabian legends Bilqis had links to the incense trade which was then a source of great regional and magical power of the day.