Plotnick and Plotnik are Russian-language occupational surnames literally meaning "carpenter" in Russian. The surname may refer to:

• Jack Plotnick, American film and television actor, writer, and producer
• Danny Plotnick, American independent filmmaker

• Joel Plotnik, drummer with the American indie electro-pop band Monarch
• Ravid Plotnik, Israeli singer and rapper
• Robert Plotnik, American record-shop owner