The 2021 Asia Pacific Microwave Conference (APMC 2021) will be held online, from the 28th of November to 1st of December 2021 (dates fixed and confirmed). APMC2021 is organised by the Australian Chapters of the IEEE MTT‐Society and sponsored by the IEEE MTT Society. Papers submitted to APMC2021 will be peer reviewed. The conference will cover the entire scope of microwave engineering, including RF/microwave, antennas & propagation and EMC/EMI. Prospective authors are invited to submit original papers on their latest research results. All papers presented at the conference will be submitted to IEEE Xplore for publication. Proposals for special sessions, workshops and tutorials are also solicited.