Date of Birth: 
About Kaija Silvennoinen
- Kaija Silvennoinen (née Halonen; born May 5, 1954) is a Finnish ski orienteering competitor.
- At the World Ski Orienteering Championships in 1977 in Velingrad, Bulgaria, she won a gold medal in the relay, with Aila Flöjt and Sinikka Kukkonen, and placed fourth in the individual contest.
- At the World Ski Orienteering Championships in 1980 she won a gold medal with the Finnish relay team, together with Mirja Puhakka and Sinikka Kukkonen, and a silver medal in the individual contest.
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