Braslav Rabar vs Mijo Udovcic
YUG-ch Novi Sad YUG round 2 1955.02.02
Sicilian Defense: Najdorf Variation 1-0

Mijo Udovcic vs Svetozar Gligoric
YUG-ch Belgrade YUG round 5 1952.11.26
Catalan Opening: Open Defense 0-1

Goran Antunac vs Mijo Udovcic
Zagreb Zagreb YUG round 4 1964.05.28
Four Knights Game 1-0

Braslav Rabar vs Mijo Udovcic
Zagreb Zagreb YUG round 11 1955.11.13
King’s Indian Defense: Averbakh Variation, Main Line 1/2-1/2

Mijo Udovcic vs Aleksandar Matanovic
YUG-ch Novi Sad YUG round 14 1955.02.18
Nimzo-Indian Defense 1-0