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

Diann Lynn Hamann (Petersen)

Friday, August 4th, 1950 - Thursday, April 8th, 2021
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Le Mars, Iowa –Diann Lynn Hamann, 70, of Le Mars, Iowa passed away on Thursday, April 8, 2021 at MercyOne in Sioux City, Iowa. Funeral services will take place at 11:30 a.m. on Saturday, April 17, 2021 at the Mauer – Johnson Funeral Home in Le Mars. Rev. Dr. Jean Ziettlow will officiate. Burial will follow at Memorial Cemetery in Le Mars. Visitation will begin at 10:00 a.m. on Saturday at the funeral home.

Diann Lynn Hamann was born on August 4, 1950 in Denison, Iowa, the daughter of Robert Richard and Lois Arlene (Wessel) Petersen. She attended school in Le Mars, Iowa, graduating from high school in 1969. Following high school, Diann took her first job at Sears in Le Mars. She later worked as a receptionist at Dr. Art Krull’s chiropractic office. Following that, Diann worked at Plains Area Mental Health.

On June 6, 1987, Diann and Charles Hamann were united in marriage at Grace Lutheran Church in Le Mars. She also worked for Jim Carlin Law Office in Sioux City for several years. Along with her working career, Diann and Charles served as foster parents for numerous children.

Diann’s life was centered around her family. She rarely missed an activity or event, including her nieces and nephews. She had a huge loving heart and loved holding babies. Diann served on the board of the Le Mars Little League and greatly enjoyed attending ball games. She also found time to knit, fish and play Euchre.

She will be lovingly remembered by her husband of 33 years, Charles Hamann of Le Mars, IA; children, Joyce (Michael) Fortin of Danville, IA, Donovan Hamann and Christopher Hamann both of Le Mars, IA; grandchildren, Jacob Hamann of Milford, IA and Makayla Robinette of Ft. Belle View, VA; great-grandson, Jackson Robinette of Ft. Belle View, VA; brothers, Rick Petersen and Rod (Kerri) Petersen both of Le Mars, IA; and several nieces and nephews.

She was preceded in death by her parents.
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Service Details

  • Visitation

    Saturday, April 17th, 2021 | 10:00am - 11:30am
    Saturday, April 17th, 2021 10:00am - 11:30am
    Mauer Johnson Funeral Home
    780 12th Street SW
    LE MARS, IA 51031
    Get Directions: View Map | Text | Email
  • Service

    Saturday, April 17th, 2021 | 11:30am
    Saturday, April 17th, 2021 11:30am
    Mauer Johnson Funeral Home
    780 12th Street SW
    LE MARS, IA 51031
    Get Directions: View Map | Text | Email
    Rev. Dr. Jean Ziettlow
  • Interment

    Memorial Cemetery
    1000 3rd Street SE
    LE MARS, IA 51031
    Get Directions: View Map | Text | Email
  • Reception

    Mauer Johnson Funeral Home
    780 12th Street SW
    LE MARS, IA 51031
    Get Directions: View Map | Text | Email


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Private Condolence
With Love, You're Lift Solutions Family, Libby and Larry McCauley, and other have sent flowers to the family of Diann Lynn Hamann (Petersen).
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Heartfelt Sympathies

Posted at 10:18am
With deepest sympathy, Wanda Baraldi, Susan & Charlie Pikrallidas, Mark & Laurie Gustafson & family, Gregg & Peg Gustafson & Alex.

5 trees were planted in the memory of Diann Hamann


Konnie Oordt

Posted at 02:51pm
The Black family has been very blessed to have the Petersen's (Diann, Rod & Rick) in our lives. She was a special person and our hearts are saddened with her loss. With Love, George, Kevin, Konnie, Klare, Kyle, Kurt & Kris Black

Heartfelt Sympathies Store

Posted at 07:34pm
With love, from Sheryl & Kelly Beauvais and Terry & Mike Spencer and family.
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With Love, You're Lift Solutions Family

Posted at 07:13pm
Chris, Please accept our most heartfelt sympathies for your lossour thoughts are with you and your family during this difficult time.
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With Love, You're Lift Solutions Family purchased flowers for the family of Diann Hamann. Send Flowers


Libby and Larry McCauley

Posted at 06:07pm
Dear Charles and family, we are so glad we got to know your loving Diann. We have sweet memories of her and she will truly be missed.
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Libby and Larry McCauley purchased the The FTD Comfort Planter for the family of Diann Hamann. Send Flowers


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