| Acta Ornithologica | |
| Cover: | Acta Ornithologica.jpg |
| Formernames: | Acta Ornithologica Musei Zoologici Polonici |
| Abbreviation: | Acta Ornithol. |
| Discipline: | Ornithology |
| Language: | English |
| Editor: | Tomasz D. Mazgajski |
| Publisher: | Polish Academy of Science |
| Country: | Poland |
| History: | 1933–present |
| Frequency: | Biannual |
| Impact: | 1.000 |
| Impact-Year: | 2018 |
| Issn: | 0001-6454 |
| Oclc: | 1477030 |
| Website: | http://www.miiz.waw.pl/en/wydawnictwa/acta-ornithologica.html |
| Link1: | http://www.ingentaconnect.com/content/miiz/actao |
| Link1-Name: | Online access |
| Link5: | --> |
| Link5-Name: | --> |
Acta Ornithologica is an ornithological scientific periodical published in Poland (two issues per year) by the Polish Academy of Sciences. It is in English with summaries in Polish.[1] It was established in 1933 as Acta Ornithologica Musei Zoologici Polonici and obtained its current name in 1953.