), son of Execestus, was one of the three generals of the Syracusans (Hermocrates being another), who were appointed at the time of the Athenian invasion, B. C. 415. In B. C. 413, after the repulse of the Athenians from Epipolae, he was sent with 13 ships to Agrigentum, to endeavour to obtain assistance; but, before he could reach the city, the party there, which was favourable to the Syracusans, was defeated and driven out.
In the sea-fight of the same year, in which the Athenians were conquered and Eurymedon was slain, Sicanus, according to Diodorus, was the author of the plan for setting fire to the enemy's ships, which had been driven into the shallow water near the shore; and shortly after we find him commanding one wing of the Syracusan fleet in the last and decisive defeat of the Athenians in the great harbour of Syracuse. (Thuc. 6.73
; Diod. 13.13