Seminar(s) I attend regularly
Representation Theory Seminar representationtheory.science.unimelb.edu.au/#tab45
Topology Seminar http://www.marcyrobertson.com/topology-seminar.html
Mathematical Physics Seminar https://ms.unimelb.edu.au/events/all/mathematical-physics
Australia and New Zealand Geometry, Strings and Fields Seminar Series turing.une.edu.au/~jmcorist/anzgsf.html
Past:
Pure Math Seminar https://sites.google.com/site/jessegellredman/home/seminar
Representation Theory Seminar https://sites.google.com/site/yapingyanghomepage/representation-theory-seminar
IST Algebraic Geometry Seminar http://ist.ac.at/algebraic-geometry