Benjamin Hedericus (Benjamin Hederich; 12 December 1675 in Geithain, Germany – 18 July 1748 in Großenhain, Meißen, Germany) was a German lexicographer. He is most notable as the author of a Greek lexicon that was widely used in the Roman Catholic Church in Europe.

He also authored the following:

• Notitia Auctorum Antiqua et Media
• Progymnasmata Linguae Graecae
• Progymnasmata Linguae Latinae
• Fasti Consulares Romani
• Reales Schul-Lexicon
• Lexicon Manuale Graecum - edited and expanded by Johann August Ernesti in 1767
• Grundliches Mythologisches Lexicon
• Lexicon Manuale Latino-Germanicum

He edited Empedocles' De Sphaera and a Latin edition of Tertullian.

There was another similarly named individual, Dr Hedericus, who was a Lutheran pastor at Iglau, and an opponent of the Moravian Church in the 16th Century. ^{[citation needed]}