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Old Mauritanian Ouguiya (MRO) to Dai (DAI)

Convert old Mauritanian ouguiyas to Dais at the live mid-market rate. Reverse: DAI to MRO

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 MRU to DAI.

1 Old Mauritanian Ouguiya =

0.002797 DAI −0.05% today

1 MRO = 0.00279701 DAI · 1 DAI = 357.525 MRO

Mid-market rate, updated 06:15 UTC. Paid plans update as often as every 60 seconds. Get MRO→DAI rates via API

MRO to DAI over the last year

0.002780.00280.00282Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0028193
52-week low
0.0027767
52-week average
0.0027993
Change over the year
−0.27%

Conversion tables

MRO to DAI
MRO DAI
1 MRO 0.002797 DAI
10 MRO 0.02797 DAI
100 MRO 0.2797 DAI
1,000 MRO 2.80 DAI
10,000 MRO 27.97 DAI
50,000 MRO 139.85 DAI
100,000 MRO 279.70 DAI
DAI to MRO
DAI MRO
1 DAI 357.53 MRO
10 DAI 3,575.25 MRO
100 DAI 35,752.52 MRO
1,000 DAI 357,525.17 MRO
10,000 DAI 3,575,251.71 MRO
50,000 DAI 17,876,258.57 MRO
100,000 DAI 35,752,517.14 MRO

Get MRO→DAI rates via API

The live rate, the rate on any past day or a whole range, for DAI 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=MRO -d currencies=DAI \
  -H "apikey: YOUR-API-KEY"

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

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Questions about MRO to DAI

How much is 1 MRO in DAI?

1 Old Mauritanian Ouguiya is 0.00279701 Dais at the mid-market rate of 4 October 2026, 06:15 UTC, and 1 DAI is 357.525 MRO.

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

Over the last 52 weeks 1 MRO ranged from 0.00277666 to 0.00281925 DAI, 0.0027993 DAI on average.

Which exchange rate is this?

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