Hemicordulia jacksoniensis, commonly known as the eastern swamp emerald, is a species of dragonfly in the family Corduliidae. It inhabits rivers, pools and lakes in eastern Australia, from Brisbane through New South Wales, Victoria and Tasmania, and around Adelaide in South Australia.

Hemicordulia jacksoniensis is a small to medium-sized black and orange-yellow dragonfly with a thick, flattened tail.

Until 2025, Hemicordulia jacksoniensis was placed in the genus Procordulia. The IUCN Red List assessment for the species was published under this former name. Following research published in 2025, all species of Procordulia were transferred to Hemicordulia.

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