2020 Copa do Brasil first round

[2] The draw for the first and second rounds was held on 12 December 2019, 14:00 at CBF headquarters in Rio de Janeiro.

[3] Teams were seeded by their CBF ranking (shown in parentheses).

In the first round, each tie was played on a single-legged basis.

The lower-ranked team hosted the match.

If tied after 90 minutes, the higher-ranked team would automatically advance to second round.