A novel soybean variety, designated 5PZGK37 is provided. Also providedare the seeds of soybean variety 5PZGK37, cells from soybean variety5PZGK37, plants of soybean 5PZGK37, and plant parts of soybean variety5PZGK37. Methods provided include producing a soybean plant by crossingsoybean variety 5PZGK37 with another soybean plant, methods for introgressinga transgenic trait, a mutant trait, and/or a native trait into soybean variety5PZGK37, methods for producing other soybean varieties or plant parts derivedfrom soybean variety 5PZGK37, and methods of characterizing soybean variety5PZGK37. Soybean seed, cells, plants, germplasm, breeding lines, varieties,and plant parts produced by these methods and/or derived from soybean variety5PZGK37 are further provided.