The 2021 IEEE Wireless Power Transfer Conference (WPTC) will be held in San Diego, in parallel with the IEEE Workshop on Emerging Technologies: Wireless Power (WoW), in the IEEE Wireless Power Week (WPW2021). WPW is the largest wireless power event in the world, financially co-sponsored by IEEE Microwave Theory and Techniques Society (MTT-S) and Power Electronics Society (PELS). WPW is technically co-sponsored by MTT-S, PELS and Antenna Propagation Society (APS). The Wireless Power Transfer School, supported by the IEEE Wireless Power Transfer Project initiative, will be held during the event. WPTC2021 covers a wide range of topics related to wireless power technologies across the electromagnetic spectrum. In addition to high-quality technical sessions, the conference will feature keynote speeches, tutorials, workshops, student competitions, and industry exhibitions.