The International Telecommunication Union (ITU) is organizing the Fourth ITU Workshop on Data Processing and Management for IoT and Smart Cities & Communities which will take place from 14h30 to 17h30 on 19 July 2019 at ITU Headquarters, Rue de Varembé 2, Geneva, Switzerland. The workshop will be preceded by the eighth meeting of the ITU-T FG-DPM which takes place from 15-19 July 2019 at the same venue. More details are available on the FG-DPM web page at: www.itu.int/go/tfgdpm.