Pietro Venier (died 8 May 1372) was a Governor of Cerigo.
He was a son of Marco Venier, fl. in 1347 and 1363, and wife Caterina ..., paternal grandson of Pietro Venier (died bef. 1360) and wife Bonafemena Quirini, and great-grandson of Marco Venier, Lord of Cerigo, and wife.
He married ... and had Francesco Venier (died 1424), who married his cousin Fantina Venier, daughter of Pietro Venier and wife, but died childless.