Katsumi Furitsu (振津 かつみ, Furitsu Katsumi, born in 1959) has a doctorate in medical genetics and radiation biology from Japan's Osaka University and currently works in the genetics department of the Hyogo College of Medicine.
She became involved in peace and anti-nuclear movement activities as a student in 1980, helping radiation victims.
From 1986 to 2000, Furitsu was a member of the "Investigation committee of A-bomb survivors" at Osaka's Hannan Chuo Hospital.
In 1992, Katsumi Furitsu attended the "World Uranium Hearing" in Salzburg.
Since 2004 Furitsu has been a member of the International Coalition to Ban Uranium Weapons.