Disclosed is anti-TNF/IFN scFv-Fc bispecific antibody and a pharmaceutical composition for prevention or treatment of inflammatory bowel disease, the composition containing the antibody. The bispecific antibody has a structure in which an Fc fragment is conjugated to an scFv bispecific antibody. Thus, a purification process thereof may be easy. The bispecific antibody may effectively and simultaneously conjugate to TNF-α and IFN-γ which independently play an important role in inducing Crohn's disease. Thus, the bispecific antibody may exhibit excellent effects in the treatment of inflammatory bowel disease including Crohn's disease.