Marcel Alter Baltzan | |
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| Born | October 31, 1929 |
| Died | January 1, 2005 (aged 75) |
| Occupation(s) | Physician and nephrologist |
| Known for | Pioneer in the field of kidney research |
Marcel Alter Baltzan (October 31, 1929 – January 1, 2005) was a Canadian physician and nephrologist who was a pioneer in the field of kidney research. He was a member of the team that performed Canada's second kidney transplant in Saskatchewan in 1964.