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Guinean Franc (GNF) to Old Mauritanian Ouguiya (MRO)

Convert Guinean francs to old Mauritanian ouguiyas at the live mid-market rate. Reverse: MRO to GNF

The Old Mauritanian Ouguiya is no longer in use

Old Mauritanian Ouguiya (MRO) was replaced by the Mauritanian Ouguiya (MRU) in 2018. For today’s money, convert GNF to MRU.

1 Guinean Franc =

0.04037 MRO 0.00% today

1 GNF = 0.0403663 MRO · 1 MRO = 24.7731 GNF

Mid-market rate, updated 05:01 UTC. Paid plans update as often as every 60 seconds. Get GNF→MRO rates via API

GNF to MRO over the last year

0.04050.040750.041Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.041053
52-week low
0.040362
52-week average
0.040662
Change over the year
−1.64%

Conversion tables

GNF to MRO
GNF MRO
1 GNF 0.04037 MRO
10 GNF 0.4037 MRO
100 GNF 4.04 MRO
1,000 GNF 40.37 MRO
10,000 GNF 403.66 MRO
50,000 GNF 2,018.32 MRO
100,000 GNF 4,036.63 MRO
MRO to GNF
MRO GNF
1 MRO 25 GNF
10 MRO 248 GNF
100 MRO 2,477 GNF
1,000 MRO 24,773 GNF
10,000 MRO 247,731 GNF
50,000 MRO 1,238,656 GNF
100,000 MRO 2,477,312 GNF

Get GNF→MRO rates via API

The live rate, the rate on any past day or a whole range, for MRO and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation 
curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=GNF -d currencies=MRO \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=GNF -d currencies=MRO \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about GNF to MRO

How much is 1 GNF in MRO?

1 Guinean Franc is 0.0403663 old Mauritanian ouguiyas at the mid-market rate of 4 October 2026, 05:01 UTC, and 1 MRO is 24.7731 GNF.

What was the GNF to MRO rate over the last year?

Over the last 52 weeks 1 GNF ranged from 0.0403618 to 0.0410533 MRO, 0.0406625 MRO on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for GNF/MRO, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.