1. Currency converter
  2. STD to KYD
  3. 1 STD

Convert 1 Old São Tomé Dobra (STD) to Cayman Islands Dollar (KYD)

Convert old São Tomé dobras to Cayman Islands Dollar at the live mid-market rate. Reverse: KYD to STD

The Old São Tomé Dobra is no longer in use

Old São Tomé Dobra (STD) was replaced by the São Tomé and Príncipe Dobra (STN) in 2018. For today’s money, convert STN to KYD.

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

1 Old São Tomé Dobra =

0.00003821 KYD +0.67% today

1 STD = 0.00003821 KYD · 1 KYD = 26,173.05 STD

Mid-market rate, updated 11:39 UTC. Paid plans update as often as every 60 seconds. Get STD→KYD rates via API

STD to KYD over the last year

0.0000380.0000390.00004Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.00004036
52-week low
0.00003783
52-week average
0.00003920
Change over the year
−3.93%

Conversion tables

STD to KYD
STD KYD
1 STD 0.00003821 KYD
10 STD 0.0003821 KYD
100 STD 0.003821 KYD
1,000 STD 0.03821 KYD
10,000 STD 0.3821 KYD
50,000 STD 1.91 KYD
100,000 STD 3.82 KYD
KYD to STD
KYD STD
1 KYD 26,173.05 STD
10 KYD 261,730.53 STD
100 KYD 2,617,305.26 STD
1,000 KYD 26,173,052.56 STD
10,000 KYD 261,730,525.59 STD
50,000 KYD 1,308,652,627.93 STD
100,000 KYD 2,617,305,255.86 STD

Get STD→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=STD -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=STD -d currencies=KYD \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

Related conversions

Popular Old São Tomé Dobra conversions

Popular Cayman Islands Dollar conversions

Questions about STD to KYD

How much is 1 STD in KYD?

1 Old São Tomé Dobra is 0.00003821 Cayman Islands Dollar at the mid-market rate of 4 October 2026, 11:39 UTC, when 1 STD = 0.00003821 KYD.

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

Over the last 52 weeks 1 STD ranged from 0.00003783 to 0.00004036 KYD, 0.0000392 KYD on average.

Which exchange rate is this?

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