T. I. Itkonen was born in 1891.
Rieti Itkonen was born in 1889.
Ensio Itkonen was born on October 7, 1926, in Helsinki, Finland.
Jussi Itkonen was born on April 3, 1946, in Helsinki, Finland.
Leila Itkonen was born on May 21, 1926, in Helsinki, Finland.
Veikko Itkonen was born on April 16, 1919, in Kauniainen, Finland.
Pertti Jalava was born in 1960.
Pertti Niittylä was born in 1956.
Pertti Valkeapää was born in 1951.
Pertti Karppinen was born in 1953.
Pertti Nieminen was born in 1936.
Pertti Teurajärvi was born in 1951.