Short answer is yes, but not just any UV light. So if you’re thinking about buying a UV light to carry around with you everywhere you go like to disinfect food before you ear by shining the UV light at it, or by shining the UV light at the table or chair where you sit thinking it will disinfect it, well NO it will not work with any UV light.
The UV light we’re talking here that can disinfect Coronavirus Covid-19 is the “There’s only one type of UV that can reliably inactivate Covid-19 – and it’s extremely dangerous.” according to bcc.com article it said “
Dangerous rays
Sunlight contains three types of UV. First there is UVA, which makes up the vast majority of the ultraviolet radiation reaching the Earth’s surface. It’s capable of penetrating deep into the skin and is thought to be responsible for up to 80% of skin ageing, from wrinkles to age spots.
Next there’s UVB, which can damage the DNA in our skin, leading to sunburn and eventually skin cancer (recently scientists have discovered that UVA can also do this). Both are reasonably well known, and can be blocked out by most good sun creams.
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You can read more here https://www.bbc.com/future/article/20200327-can-you-kill-coronavirus-with-uv-light