Convert 1 Old Sierra Leonean Leone (SLL) to Yemeni Rial (YER)

Convert old Sierra Leonean leones to Yemeni rials at the live mid-market rate. Reverse: YER to SLL

The Old Sierra Leonean Leone is no longer in use

Old Sierra Leonean Leone (SLL) was replaced by the Sierra Leonean Leone (SLE) in 2022. For today’s money, convert SLE to YER.

Yemeni Rial (YER) is not the Saudi Riyal (SAR). Looking for SLL to SAR?

Amount

From

1 Old Sierra Leonean Leone =

0.01028 YER 0.00% today

1 SLL = 0.0102826 YER · 1 YER = 97.2514 SLL

Mid-market rate, updated 08:02 UTC. Paid plans update as often as every 60 seconds. Get SLL→YER rates via API

SLL to YER over the last year

52-week high: 0.010567
52-week low: 0.010277
52-week average: 0.010443
Change over the year: −2.47%

Conversion tables

SLL to YER
SLL	YER
1 SLL	0.01028 YER
10 SLL	0.1028 YER
100 SLL	1 YER
1,000 SLL	10 YER
10,000 SLL	103 YER
50,000 SLL	514 YER
100,000 SLL	1,028 YER

YER to SLL
YER	SLL
1 YER	97.25 SLL
10 YER	972.51 SLL
100 YER	9,725.14 SLL
1,000 YER	97,251.42 SLL
10,000 YER	972,514.16 SLL
50,000 YER	4,862,570.78 SLL
100,000 YER	9,725,141.57 SLL

Get SLL→YER rates via API

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

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

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Questions about SLL to YER

How much is 1 SLL in YER?

1 Old Sierra Leonean Leone is 0.01028 Yemeni rials at the mid-market rate of 4 October 2026, 08:02 UTC, when 1 SLL = 0.0102826 YER.

What was the SLL to YER rate over the last year?

Over the last 52 weeks 1 SLL ranged from 0.0102775 to 0.0105671 YER, 0.0104432 YER on average.

Which exchange rate is this?

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