An aluminum alloy plate for a lithographic printing plate capable of obtaining a lithographic printing plate having an excellent resistance to spotting, a method of manufacturing such aluminum alloy plate, a lithographic printing plate support obtained by using such aluminum alloy plate, and a presensitized plate and in particular an on-machine developable presensitized plate are provided. The aluminum alloy plate contains 0.08 to 0.45 wt% of iron and 0.05 to 0.20 wt% of silicon, with the balance being inadvertent impurities and aluminum, and the content of aluminum-iron intermetallic compounds is not more than 0.05 wt%.
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