Nature 14

Don Karunasena

July 20, 1944 ~ March 28, 2022 (age 77)


On Monday, March, 28 2022, Withanarachchilage Don Karunasena, age 77, passed away surrounded by his family. He was born in Kossinna, Sri Lanka to Withanarachichilage Don Baron Appuhamy and Pinnawala Podihamine. He immigrated to the United States in 1977 and settled in Austin, Texas where he worked at Texas Instruments for over 30 years. He enjoyed working on cars, gardening, and helping others-- especially, feeding those in need and assisting families who were new to the United States with whom he shared a friendly helping hand. He is preceded in death by his kind and loving son-in-law Dr. Kevin Wyatt McMahon and several loving brothers and sisters. He is survived by his dear wife (Deepani ), daughter (Enusha ), his two beautiful grandchildren (Desmond and Lumini) and brother (Sarath Kumara) and sisters (Wimala, Nanda, and Sheela) along with many loving extended family members and dear friends. 

The family would like to thank his oncology team and all of his medical care specialists for their tremendous efforts and care at Johns Hopkins University Hospital System and Sidney Kimmel Cancer Center. 

In lieu of flowers, gifts in memory of Don Karunasena may be directed to support cancer research at the Johns Hopkins Kimmel Cancer Center. Please, make checks payable to Johns Hopkins University.

Gifts may be mailed with a memo indicating that this gift is in memory of Don Karunasena to the Johns Hopkins Kimmel Cancer Center, P.O. Box 49143, Baltimore, MD 21297-9143 or  make a gift online at

A private service will be held for immediate family only.

To send flowers to Don's family, please visit our floral store.


Private Services


The Johns Hopkins Kimmel Comprehensive Cancer Center
750 East Pratt Street Suite 1700, Baltimore MD 21202
Tel: 1-410-361-6391

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