# Rafael Mariano Grossi

Source: https://onco.cc/people/rafael-mariano-grossi/  
OnCo record `rafael-mariano-grossi` (Person). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)"; commercial use needs a licence.

## TL;DR

Argentine diplomat leading the IAEA since 2019, whose Rays of Hope initiative expands radiotherapy and nuclear medicine access in low- and middle-income countries.

## Summary

Rafael Mariano Grossi has been Director General of the International Atomic Energy Agency since December 2019. Under his leadership the IAEA launched Rays of Hope, an initiative to close the gap in access to radiotherapy, diagnostic imaging and nuclear medicine for cancer in countries with little or no capacity. His role is recorded in the public record.

## Fields

- Kind: Person
- Last checked: 2026-09-10
- Tags: leadership; radiotherapy; global health
- Role: Director General
- Specialisms: International diplomacy; Nuclear applications in health; Global cancer care access

## Sources

- Institution profile: https://www.iaea.org/services/rays-of-hope

## Connected records

- institutions: [International Atomic Energy Agency: Rays of Hope](https://onco.cc/institutions/iaea/)
- journals: [Journal of cancer policy](https://onco.cc/journals/journal-of-cancer-policy/)

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