A swinging bench in front of her house in the city of Muang district on Wednesday morning, police said.
The body of Chutinan Chaowicharat, 31, was found by her mother, who alerted relatives and police.
Chutinan’s brother told the police.
The mother, who lives elsewhere, arrived for the morning visit only to find the body hanging from the bench.
The brother said Chutinan had been suffering depression that had worsened after a car accident two days ago.
Police found no trace of the scene at the scene.
The body was sent for an autopsy at the provincial hospital.