Iberia Líneas Aéreas de España, S.A. Operadora, Sociedad Unipersonal
Iberia Airlines of Spain, Inc.
Iberia Spanish Airways, Ltd.
Iberia Air Transport Company
Answer
The full legal name of Iberia is "Iberia Líneas Aéreas de España, S.A. Operadora, Sociedad Unipersonal." This name reflects the company's status as the flag carrier airline of Spain and its various business operations.