The invention relates to the technical field of softening agents, in particular to a melon fragrance type clothes softening agent. The melon fragrance type clothes softening agent is prepared from thefollowing components in percentage by mass: 3.8 to 4.5% of softening agent, 1.3 to 1.8% of antibacterial agent, 1.6 to 2.4% of chelating agent, 1.6 to 1.9% of xanthan gum, 2.2 to 3.5% of melon fragrance agent, and the balance of deionized water, wherein the melon fragrance agent is a fragrant odor substance extracted from cucumis melon, and comprises glycoside substances, furan substances, aldehyde substances, sulfur compounds and multiple ester substances; the softening agent is a quaternary ammonium salt substance; the antibacterial agent contains hydroxymethyl chitosan, seaweed polysaccharide and bacteriostatic peptide. The melon fragrance type clothes softening agent has the advantages that the antibacterial and antistatic effects are realized, the soft and comfortable touch feel of the clothes is kept, the melon-like fragrance odor is realized for the clothes, and the pleasant feel is realized for the smell sense.