From the Ste. Genevieve baptism records . . . Jean Michel was born 29 Sep 1780 and was baptized 16 Oct 1780. The godparents were Jean Baptiste Deguire, grandfather of the infant, and Judith Boyer. This is from a transcription of the records by Mrs. Ida Schaaf in the 1920's.
Do you want the names of Jean Alexis and Marie Madeleine's other children?