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Old Belarusian Ruble (BYR) to Cayman Islands Dollar (KYD)

Convert old Belarusian rubles to Cayman Islands Dollar at the live mid-market rate. Reverse: KYD 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 KYD.

Cayman Islands Dollar (KYD) is not the US Dollar (USD). Looking for BYR to USD?

1 Old Belarusian Ruble =

0.00004252 KYD 0.00% today

1 BYR = 0.00004252 KYD · 1 KYD = 23,520.09 BYR

Mid-market rate, updated 04:13 UTC. Paid plans update as often as every 60 seconds. Get BYR→KYD rates via API

BYR to KYD over the last year

0.000030.00004Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.00004252
52-week low
0.00002440
52-week average
0.00003307
Change over the year
+72.65%

Conversion tables

BYR to KYD
BYR KYD
1 BYR 0.00004252 KYD
10 BYR 0.0004252 KYD
100 BYR 0.004252 KYD
1,000 BYR 0.04252 KYD
10,000 BYR 0.4252 KYD
50,000 BYR 2.13 KYD
100,000 BYR 4.25 KYD
KYD to BYR
KYD BYR
1 KYD 23,520 BYR
10 KYD 235,201 BYR
100 KYD 2,352,009 BYR
1,000 KYD 23,520,094 BYR
10,000 KYD 235,200,941 BYR
50,000 KYD 1,176,004,704 BYR
100,000 KYD 2,352,009,408 BYR

Get BYR→KYD rates via API

The live rate, the rate on any past day or a whole range, for KYD 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=KYD \
  -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=KYD \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about BYR to KYD

How much is 1 BYR in KYD?

1 Old Belarusian Ruble is 0.00004252 Cayman Islands Dollar at the mid-market rate of 4 October 2026, 04:13 UTC, and 1 KYD is 23,520.09 BYR.

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

Over the last 52 weeks 1 BYR ranged from 0.0000244 to 0.00004252 KYD, 0.00003307 KYD on average.

Which exchange rate is this?

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