Thomas Douglas Kinsella, CM (15 February 1932 – 15 June 2004) was a Canadian medical doctor and expert on medical ethics and founder of Canada's National Council on Ethics in Human Research.

Kinsella is particularly noted for his research on ethical, legal and medical issues surrounding assisted suicide, euthanasia and genetics research.

After two years at McGill, he moved to the University of Calgary, where he spent the rest of his career.

[3] In 1984, the University of Calgary appointed Kinsella as associate dean for medical bioethics.

In 1995, he was awarded the Order of Canada for his contributions to the field of bioethics.