Baumann is a product of the FC Basel youth system and usually plays as a centre-back but has also been deployed at right-back or in midfield.
Herbert Baumann | Dieter Baumann | Patrik Antonius | Georg Baumann | Peter Baumann | Patrik Baumann | Patrick Baumann | Horst H. Baumann | Heinz Baumann | Guido Baumann | Patrik Sjöberg | Patrik Näslund | Patrik Magnusson | Patrik Kittel | Patrik Juhlin | Patrik Bärtschi | Ludwig Baumann | Hermann Baumann |
Smiljanić returned to Grasshopper at the beginning of the 2007–08 season after the arrival of defenders François Marque from FC Baulmes and Patrik Baumann through the youth system threatened his place in the Basel team.