This book constitutes the proceedings of the 5th International Conference on Electronic Voting, E-Vote-ID 2020, held online -due to COVID -19- in Bregenz, Austria, in October 2020. The 14 full papers presented were carefully reviewed and selected from 55 submissions. The conference collected the most relevant debates on the development of Electronic Voting, from aspects relating to security and usability through to practical experiences and applications of voting systems, also including legal, social or political aspects, amongst others; turning out to be an important global referent in relation to this issue.