Micheal Holt's parents were from Stetten am Heuchelberg in present day Baden-Württemberg. The family records are at the Germanna.org foundation in Virginia.
According to Germanna database, his father's full name was Hans Micheal Holt (Hold) and mother was Anna Elisabetha Scheible.
My family line is Joshua Holt and Jean Lockhart. Joshua was Michael's brother according to database.