Laodamia

In Greek mythology, Laodamia referred to two different women:Laodamia was the mother of Sarpedon by Zeus, and a daughter of Bellerophon.The wife of Protesilaus and daughter of Acastus and Astydameia. When her husband died during the Trojan War, Laodamia killed herself in grief.
See more at Wikipedia.org...

[Greek heroic] The daughter of Bellerophon, by Zeus the mother of Sarpedon. The daughter of Acastus, and wife of Protesilaus. When the latter was killed by Hector, she died not want to survive her husband.