It was unclear on Thursday if any ransom was paid to release any of the missionaries.
During protests, many religious leaders were targeted, arrested and beaten by the authorities.
Michel’s release was announced in a video posted on Facebook by his daughter on Tuesday.
Local unions and other organisations were planning to launch a strike Monday to protest the country's worsening security situation
A U.S. Christian aid organization on Sunday said a group of its missionaries had been kidnapped in Haiti.
The house of a priest in the province Camagüey, in Colombia, was attacked by vandals after he criticised the governing regime.
The local Catholic community is shocked by the event.