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780 12th St. SW
P.O. Box 822
Le Mars, IA 51031
Phone: 712-546-4903
Fax: 712-546-4710
Dennis Groetken

Dennis Joseph Groetken

Wednesday, April 8th, 1942 - Tuesday, August 6th, 2019
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Le Mars, Iowa Dennis Groetken, 77, of Dakota Dunes, South Dakota, formerly of Le Mars, Iowa, passed away on Tuesday, August 6, 2019 at Mercy One in Sioux City, Iowa. Mass of Christian Burial will take place at 10:30 a.m. on Friday, August 9, 2019 at All Saints Catholic Parish St. Joseph Church in Le Mars. Father Matthew Solyntjes will celebrate Mass. Burial will follow at Calvary Cemetery in Le Mars. Military honors will be conducted by Wasmer Post #241 of the American Legion. Visitation will begin at 2:00 p.m. on Thursday, August 8, 2019 at the Mauer Johnson Funeral Home in Le Mars. There will be a Rosary at 5:00 p.m. and a Scriptural Prayer Service at 7:00 p.m. There will also be one hour of visitation at the church on Friday prior to the funeral.

Dennis Joseph Groetken was born on April 8, 1942, in Le Mars, Iowa, the son of George D. and Elizabeth A. (Wittkop) Groetken. He attended St. Joseph School in Le Mars and later graduated from Gehlen Catholic High School in 1961. After graduation, Dennis enlisted in the United States Army on September 30, 1961. He served with a transportation company as a light truck driver in Missouri, New York and La Rochelle, France. Dennis earned an Honorable Discharge on September 23, 1964.

Following his service, Dennis returned to Le Mars and began working at a packing plant in Sioux City, Iowa. He later worked at Dubuque Packing in Le Mars. When Dubuque closed, he took a position at Well’s Dairy in production. Dennis retired from Well’s after 11 years. During his retirement years, he cared for his mother, Lizzy.

Dennis was a member of All Saints Catholic Parish in Le Mars. He was an avid reader and movie watcher. He loved to visit with others and had many friends and acquaintances throughout the community. He loved animals, especially his Siamese cats. Dennis was a giving person and his last gift was to give the gift of life through organ and tissue donation.

He is lovingly remembered by numerous cousins.

Dennis was preceded in death by his parents; and several aunts and uncles.
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Service Details

  • Visitation

    Thursday, August 8th, 2019 | 2:00pm
    Thursday, August 8th, 2019 2:00pm
    Mauer Johnson Funeral Home
    780 12th Street SW
    LE MARS, IA 51031
    Get Directions: View Map | Text | Email
    There will be a Rosary at 5 p.m. and a Scriptural Prayer Service at 7 p.m.
  • Service

    Friday, August 9th, 2019 | 10:30am
    Friday, August 9th, 2019 10:30am
    All Saints Catholic Parish - St. Joseph Church
    605 Plymouth St E
    LE MARS, IA 51031
    Get Directions: View Map | Text | Email
    There will one hour of visitation at the church prior to the funeral.
    Fr. Matthew Solyntjes
  • Interment

    Calvary Cemetery
    900 Plymouth Street E
    LE MARS, IA 51031
    Get Directions: View Map | Text | Email
  • Reception

    All Saints Catholic Parish - St. Joseph Church
    605 Plymouth St E
    LE MARS, IA 51031
    Get Directions: View Map | Text | Email


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Posted at 04:20pm
sorry to hear about your loss

Lori Hoesing

Posted at 02:15pm
We so enjoyed Denny while he lived at StoneyBrook. He was always so kind and sweet to us all! He always made sure that his candy bowl was full for us girls here! He will be missed greatly!

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Posted at 10:11am
Barb, We are thinking of you. Much Love! Ken and Tammy Knight
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