Obituary: Jan W. Martens

Penn Yan

Jan W. Martens, 60, of Penn Yan, lost his battle with cancer and passed away unexpectedly Sunday, August 2, 2020 at Strong Memorial Hospital surrounded by his loving family.

Jan was born in Geneva July 20, 1960, the son of the late Klaas U. Martens Sr. and Margot (Gruebnau) Martens. Jan was born and raised in Penn Yan where he grew up on the family dairy farm.  After graduating from Penn Yan Academy in 1978, he continued his life-long passion in dairy and crop farming. Jan was well known for his sense of humor and his long and passionate talks on a variety of interesting topics.

Jan is survived by his loving wife of 37 years, Stephanie A. (Jensen) Martens; his children, Bob (Sandra) Martens, Katie (Rob) Gosper, Jim (Hannah) Martens; his grandchildren, Zara and Zaranna Martens, Christopher and Tristan Henderson, Gabriel Gosper, and Leila, Jacob, and Lucie Martens; former son-in-law, Nate Henderson; siblings, Klaas (Mary-Howell) Martens, Hilke (Doug) Dann of Canada, and Paul (Laura) Martens; brothers-in-law, Bernie (Derry) Jensen and Doug (Leanne) Jensen of Florida; sister-in-law, Cheryl (Stu Sheppard) Pallar; beloved pets, Milo and Taz; as well as many nieces, nephews, and cousins.

Jan’s life will be celebrated by a memorial service and gathering Saturday, Aug. 15 beginning at 1:30 p.m. at the family farm at 1724 Ridge Road, Penn Yan, N.Y. Memorial contributions may be made in his memory to the Wilmot Cancer Institute Development Office, Alumni & Advancement Center, 300 E. River Rd., P.O. Box 278996, Rochester, NY 14627; or to the Leukemia & Lymphoma Society, Attn: Tribute & Memorials, P.O. Box 98018, Washington, DC 20090.

Memories of Jan may be shared with his family and friends at

Posted online on August 14, 2020