Palazzo Corner della Ca' Granda, also called Ca' Corner della Ca' Granda or simply Palazzo Corner or Palazzo Cornaro, is a Renaissance-style palace located between the Casina delle Rose and the Rio di San Maurizio (Venice), across the Grand Canal from the Palazzo Venier dei Leoni (Peggy Guggenheim Collection), in the city of Venice, Italy. It is the current seat of the province of Venice and of the city's prefect.