• He came on the ship, James Nesmith in1855 with his wife, Anna. She died in Leavenworth before the company left for Utah. Family Tree has his birth as 2 July 1785. His age listed on the ship's roster is 1786. But usually the birth date is off by one year.  Since the records for Lille Lyndby do not start until 1805 there is no way to prove when he was born. 

Jacob F. Secrist/Noah T. Guymon Company (1855)

• Age at Departure: 69

Sources

• "2nd Company of 50 reports, 1855 May 31." In Brigham Young office emigrating companies reports 1850-1862, Reports 1853-1855. (CR 1234 5, Box 1, Fd. 37)
• Denmark, Baptisms, 1618-1923.
• "Denmark Marriages, 1635-1916."