20 notable records of lichen species are reported from the city of Vienna, Austria. Nine species (Acarospora versicolor, Arthonia didyma, A. spadicea, Enchylium coccophorum, Lecania flavescens, Rinodina oxydata, Verrucaria elevata, V. pseudovirescens, and V. viridula) are additions to the lichen biota of Vienna. A checklist for all 282 lichen species yet reported from Vienna is added. Key words: Lichenized Ascomycota, urban lichens, new records. – Mycobiota of Vienna, Austria.