Not houses finely roofed or the stones of walls well builded, nay nor canals and dockyards make the city, but men able to use their opportunity.

Alcaeus may refer to:
Alcaeus (comic poet) a writer of ten plays of the Old Comedy. Alcaeus (mythology) one of several figures of this name in Greek mythology
12607 Alcaeus - a main belt asteroid
Alcaeus of Messene a Greek epigrammatist of the late 3rd/early 2nd century BC
Alcaeus of Mytilene a lyric poet of the archaic period
Alcaeus and Philiscus (2nd-century BC) two Epicurean philosophers expelled from Rome in either 173 BC or 154 BC.