Sumaruk Petro Vasilevich was born at village Yavoriv, Kosiv district, Ivano-Frankivsk region of 22 July 1939.
From 1946 till 1956 – learnt at Yavoriv secondary school.
From 1956 till 1961 – was student of physical faculty of the Lviv University.
From 1961 till 1974 worked as tngineer and then as director of Lviv magnetic observatory.
At 1974 year was accepted as a junior researcher of the department of geomagnetism of the IGF.
1971-174 postgraduated student of IZMIRAN.
1975 – PhD “Variations of the geomagnetic field at high latitudes and interplanetary magnetic field”.
1977 – senior researcher of the department of geomagnetism of the IGF.
At 1984 by Presidium of NASUSSR resolution was confer the senior researcher on the spesiality “geophysics”.
At 2009 by competition was accepted as leader researcher of the geomagnetism department of IGF NASU.