Above Images: Martens, circa 2007
Vital Statistics at Time of Disappearance
Vital Statistics at Time of Disappearance
Missing Since: September 23, 2007 from Muleshoe, Texas Classification: Family Abduction Date of Birth: May 31, 2002 Age: 5 years old Height and Weight: 3'6, 45 pounds Distinguishing Characteristics: Caucasian male. Blond hair, blue eyes. Martens's nickname is Johnny.
Details of Disappearance
Martens disappeared from Muleshoe, Texas on September 23, 2007. He was abducted by his non-custodial mother, Margaretha Neuderf Freisen. A photograph and vital statistics for Freisen are posted below this case summary. A felony warrant for kidnapping was issued for her on October 3, 2007. Freisen and Martens may be in Mexico. The child's whereabouts are unknown and his case remains unsolved.
Margaretha Neuderf Freisen
Above: Margaretha Neuderf Freisen
Date of Birth: May 9, 1984
Age: 23 years old
Height and Weight: 5'6, 140 pounds
Distinguishing Characteristics: Caucasian female. Brown hair, blue eyes. Freisen has eyeglasses. She wears traditional Mennonite clothing.
Investigating Agency
Source Information
Updated 1 time since October 12, 2004.
Last updated September 23, 2008; casefile added.
If you have any information concerning this case, please contact:
Muleshoe Police Department
806-272-4569
OR
Texas Department of Public Safety
800-346-3243
The National Center for Missing and Exploited Children
Texas Department of Public Safety
North American Missing Persons Network