Holtsee
Holtsee is a municipality in the district of Rendsburg-Eckernförde, in Schleswig-Holstein, Germany.
The location of Holtsee is south of the municipality of Goosefeld or Altenhof, but north of Sehestedt or Lindau, and east of Haby.
According to the 2022 Census, Holtsee has a population of 790 and covers a 0.6426 km² area. Holtsee is near Eckernförde Bay, a popular seaside tourist destination.