Percy Lewis McDonald Morgan was a New Zealand-born Western Samoan politician.

Born in New Zealand, Morgan emigrated to Western Samoa.

He originally worked in the civil service, serving as Chief Clerk in the Treasury Department and Public Works Department, and Secretary of the Board of Trade.

[6] However, he refused to sign the document, the only member of the convention to do so.

[7] The following year he contested the general elections, but was unsuccessful.