Trpimir II was an alleged King of Croatia from 928 to 935.[1] He was presumably from the Trpimirović dynasty, however, he's not mentioned in historical sources, being a historiographical invention.[2][3][4]
Dzino, Danijel (2010). Becoming Slav, Becoming Croat: Identity Transformations in Post-Roman and Early Medieval Dalmatia. Brill. ISBN978-90-04-18646-0.
Fine (Jr), John V. A. (2006). When Ethnicity Did Not Matter in the Balkans: A Study of Identity in Pre-Nationalist Croatia, Dalmatia, and Slavonia in the Medieval and Early-Modern Periods. Ann Arbor: University of Michigan Press. ISBN978-0-472-11414-6.