Record Atlas
Flags of Gabon

Family research · Phase 13 of the world atlas

Flags of Gabon

Gabon's equatorial rainforest was home to Pygmy hunter-gatherer peoples for thousands of years before Bantu-speaking farmers and iron-workers, part of the vast Bantu migration out of the Nigeria–Cameroon borderlands, arrived in successive waves and laid the linguistic foundation for the Myene, Fang, and other peoples later encountered by Europeans. Gabon's capital, Libreville ("free town"), takes its name from its founding in 1849 by a group of Africans freed from an intercepted slave ship and resettled there under French naval protection — a genuinely distinctive origin story among the region's colonial capitals. From that deep prehistory and Myene coastal trading polities through French Equatorial Africa to a 1960 independence and more than half a century of Bongo-family rule underwritten by oil wealth, this page traces three flags across a span of millennia.

Scope of this page: the lands of present-day Gabon, from its earliest Pygmy and Bantu-migration inhabitants through pre-colonial coastal polities and French colonization to the modern republic. Part of a larger atlas — see the linked pages at the bottom.

One coastline, four flags

Gabon's own real border — estuary, coastal strip, and dense interior forest — with no internal split to show. Press play, or drag the slider, to watch who held the whole territory, era to era.

This is a single-region page, honestly. From the earliest Pygmy and Bantu-migration peoples through the Myene coastal polities and Fang, Punu, and other interior peoples, no era before European contact formed one mappable state with a stable internal boundary — the timeline itself leaves those eras' flags blank for the same reason. From the 1839 treaties onward, French Gabon, the autonomous republic, and the independent republic were each governed as a single unified territory, so there's no genuine internal line to draw for those eras either.
Prehistory
CAMEROON EQ. GUINEA ATLANTIC OCEAN CONGO CONGO GABON
Pygmy Peoples and the Bantu Migration into Gabon

Real traced border, no internal partition — see the rule box above for why.

How we know this. 5 of 5 eras on this page carry an evidence panel (3 attested, 2 placeholder image). Only the ones marked attested are confirmed by the sources named under them; where sources disagree or a claim could not be confirmed, the panel says so.
green-yellow-blue horizontal tricolor, current flag since 1960
1960 – present

Gabonese Republic (independent)

Republic, independentLéon M'baSecular (no state religion)
Migration & conquest:Immigration: West/Central African labor migrants (1970s–)

Who & why: Gabon becomes independent on 17 August 1960 under Léon M'ba, its first president. Omar Bongo succeeds him in 1967 and governs for 42 years until his death in 2009; his son Ali Bongo then rules until a military coup ends the family's 56-year hold on power in August 2023. Gabon's substantial offshore oil reserves have made it one of the wealthier states per capita in the region even as that wealth has concentrated heavily around the ruling circle.

What it represents: the same green-yellow-blue horizontal tricolor adopted at independence, with the central French-tricolor canton of the pre-independence autonomous-republic flag dropped: green for the country's dense equatorial forest, yellow for the equator (which runs directly through Gabon), and blue for the Atlantic coastline.

Attestedhow we know this

Both sources give 1960, the year this page starts the current flag. Wikipedia's infobox gives the adoption as 9 August 1960; Flags of the World dates it 1960.

Not established: Only the year the current flag was adopted was compared; the design and the swatch colours were not checked against a specification.

Paint guide
Proportions3:4.
LayoutHorizontal tricolor, green-yellow-blue, equal bands.
Green#009E60
Yellow#FCD116
Blue#3A75C4
the pre-independence tricolor with a French-tricolor canton
1959 – 1960

Gabon (autonomous republic within the French Community)

Autonomous republicLéon M'baRoman Catholic (favored, not established)

Who & why: Gabon votes to join the French Community as a self-governing republic in the September 1958 referendum, gaining internal autonomy while France retains control of defense and foreign affairs; this brief transitional status runs until full independence less than two years later, in August 1960.

What it represents: the new green-yellow-blue tricolor design carries a French Tricolor canton in the upper hoist, marking Gabon's continued constitutional tie to France during this transitional period, dropped once independence is achieved. Wikipedia dates the French-tricolour canton to 1959 and its removal to 9 August 1960; neither source gives the day of the 1959 adoption.

Attestedhow we know this

Wikipedia: after the 1958 referendum, Gabon adopted in 1959 a horizontal tricolour with a narrower yellow band and the French Tricolour at the canton; on 9 August 1960 the canton was removed and the yellow widened, eight days before independence on 17 August 1960. FOTW: a flag used in 1959 had a French flag in the canton, taking up the hoist part of the top stripe; the 1960 flag was adopted at independence as a green, yellow and blue horizontal tricolour.

Not established: No exact day for the 1959 adoption (FOTW gives no dates; a 3:4 ratio is only a contributor's speculation); the 1960 date is given as 9 August by Wikipedia and a contributor, 15 August by FOTW elsewhere.

Paint guide
Proportions3:4.
LayoutHorizontal tricolor green-yellow-blue with a French Tricolor canton in the upper hoist.
Green#009E60
Yellow#FCD116
Blue#3A75C4
the French Tricolor, flown over the colony of Gabon
1839 – 1959

French Gabon

ColonyLouis Édouard Bouët-WillaumezRoman Catholic (favored, not established)
Migration & conquest:Immigration: freed slaves founding Libreville (1849)
Ruling house:Orungu KingdomHouse of Bonaparte

Who & why: France signs its first treaties with Mpongwe (Myene) King Denis on the Gabon estuary in 1839, and in 1849 a French naval vessel resettles a group of Africans freed from an intercepted slave ship at a new outpost named Libreville. Gabon becomes part of French Congo, then a separate colony within French Equatorial Africa from 1910, governed from the federal capital at Brazzaville throughout.

What it represents: the French Tricolor is flown as the colonial ensign throughout; no distinct territorial flag existed for Gabon under direct French colonial rule. Wikipedia says the colony was forbidden its own distinctive flag in unspecified years; neither source says which flag was flown, so the French Tricolor as colonial ensign is not confirmed by the sources read.

Attestedhow we know this

FOTW (French colonies): 'The use of the French flag is therefore the rule, while the use of local flags is the exception'; for French West and Equatorial Africa the common and specific flag was the French Tricolore, and governors had separate flags. Wikipedia (flag of Gabon): the colony was forbidden its own distinctive flag; Wikipedia (French Equatorial Africa): Gabon was one of four colonies of the federation, 1910-1958. FOTW (Gabon): the first Gabonese flag dates from 29 June 1959.

Not established: FOTW's French-colonies page gives no Gabon-specific flag statement or dates, and Wikipedia gives no dates for the ban; the 1839 start is the first French presence rather than a flag event.

Paint guide
Proportions2:3.
LayoutVertical tricolor, blue-white-red.
Blue#002395
White#FFFFFF
Red#ED2939
NO FLAG DOCUMENTED
placeholder maroon field — Myene coastal polities era, no flag survives
pre-1839

Myene coastal polities and interior peoples

Pre-colonial politiesNo single ruler documentedTraditional/ancestral religion
Ruling house:Orungu Kingdom

Who & why: before French contact, the Gabon estuary and coast are home to Myene-speaking peoples (including the Mpongwe, whose King Denis signs the first treaties with France), with Fang and other peoples populating the dense interior forest. No single unifying kingdom governs the territory that becomes Gabon.

What it represents: no securely documented flag survives from this pre-colonial era for any of the region's polities; shown here honestly blank rather than invented.

Placeholder imagehow we know this

This page's own caption calls the image a placeholder: «placeholder maroon field — Myene coastal polities era, no flag survives».

Not established: Whether a flag, banner or standard existed in this period was not checked. The colour shown is not evidence of one.

Paint guide
ProportionsN/A — no attested flag.
NO FLAG DOCUMENTED
placeholder — earliest known inhabitants and the Bantu migration, no flag or state survives
Prehistory – c. 1000 CE

Pygmy Peoples and the Bantu Migration into Gabon

Pygmy hunter-gatherers, then Bantu migrationNo single ruler documentedTraditional/ancestral religion
Migration & settlement:Bantu expansion into the equatorial rainforest

Who & why: long before any of the named coastal or interior peoples recorded in the era just before French contact, Gabon's equatorial forest is home to Pygmy hunter-gatherer communities — ancestors of today's Babongo, Baka, and Bakoya — whose presence in Central Africa stretches back many thousands of years. Beginning roughly three millennia ago, Bantu-speaking farming and iron-working peoples, part of the vast Bantu expansion out of the Nigeria–Cameroon borderlands, migrate south into the region in successive waves, gradually absorbing or displacing the earlier population and laying the linguistic and cultural foundation for the Myene, Fang, and other peoples who inhabit Gabon at the time of European contact.

What it represents: no flag, state, or fixed political symbol survives from this immense span, because none existed in the modern sense; shown here honestly blank rather than invented.

World context: the Bantu expansion into Central Africa runs alongside the spread of iron-working technology across sub-Saharan Africa, the rise and fall of Egypt's New Kingdom and the Nubian Kingdom of Kush, the founding of Carthage (814 BCE) and Rome (753 BCE), and, much later, the Christianization of Europe under Rome and Byzantium — entire Old World civilizations rising and falling while Bantu-speaking communities were still in the process of settling the Gabonese rainforest.

Placeholder imagehow we know this

This page's own caption calls the image a placeholder: «placeholder — earliest known inhabitants and the Bantu migration, no flag or state survives».

Not established: Whether a flag, banner or standard existed in this period was not checked. The colour shown is not evidence of one.

Paint guide
ProportionsN/A — no attested flag.

Reading the tags

Pre-colonial polities — no single unifying crown
Colony — administered as French territory
Autonomous republic — internal self-government, defense/foreign affairs retained by France
Republic, independent — sovereign statehood
Leader — the named ruler most associated with the era's start
State religion — the official/established faith, not the population's

More of the atlas

This page is one lineage in a larger set. See the region-wide hub and the other countries here:

Compiled from Wikipedia, Flags of the World (fotw.info / crwflags.com), and Britannica. Colors are close historical approximations for painting reference; pre-19th-century swatches are informed reconstructions, not official specifications.