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Old Belarusian Ruble (BYR) to Bhutanese Ngultrum (BTN)

Convert old Belarusian rubles to Bhutanese Ngultrum at the live mid-market rate. Reverse: BTN to BYR

The Old Belarusian Ruble is no longer in use

Old Belarusian Ruble (BYR) was replaced by the Belarusian Ruble (BYN) in 2016. For today’s money, convert BYN to BTN.

1 Old Belarusian Ruble =

0.004908 BTN +0.01% today

1 BYR = 0.00490759 BTN · 1 BTN = 203.766 BYR

Mid-market rate, updated 04:05 UTC. Paid plans update as often as every 60 seconds. Get BYR→BTN rates via API

BYR to BTN over the last year

0.0030.0040.005Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0049428
52-week low
0.0025768
52-week average
0.0037024
Change over the year
+87.11%

Conversion tables

BYR to BTN
BYR BTN
1 BYR 0.004908 BTN
10 BYR 0.04908 BTN
100 BYR 0.4908 BTN
1,000 BYR 4.91 BTN
10,000 BYR 49.08 BTN
50,000 BYR 245.38 BTN
100,000 BYR 490.76 BTN
BTN to BYR
BTN BYR
1 BTN 204 BYR
10 BTN 2,038 BYR
100 BTN 20,377 BYR
1,000 BTN 203,766 BYR
10,000 BTN 2,037,659 BYR
50,000 BTN 10,188,297 BYR
100,000 BTN 20,376,595 BYR

Get BYR→BTN rates via API

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

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

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Questions about BYR to BTN

How much is 1 BYR in BTN?

1 Old Belarusian Ruble is 0.00490759 Bhutanese Ngultrum at the mid-market rate of 4 October 2026, 04:05 UTC, and 1 BTN is 203.766 BYR.

What was the BYR to BTN rate over the last year?

Over the last 52 weeks 1 BYR ranged from 0.00257682 to 0.00494283 BTN, 0.00370237 BTN on average.

Which exchange rate is this?

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