[2] Walendziak was a five-time competitor for Poland at the IAAF World Cross Country Championships, competing every year from 1974 to 1978.

[3] Both she and Ludwichowska were winners at the high profile Cinque Mulini cross country, with Walendziak being the 1976 champion.

[4] She made one major international appearance on the track, coming tenth in the 5000 metres at the 1974 European Athletics Championships.

[7] Seventh place at the 1984 New York City Marathon was a high point internationally on the roads for Walendziak.

She did not rank highly when selected for Poland on the roads, coming 60th at the 1983 IAAF World Women's Road Race Championships, failing to finish at the 1985 World Marathon Cup, and placing 23rd at the European Marathon Cup in both 1985 and 1988.