Insect screen assemblies for deployment on the head of a wearer and attachment to sunglasses having sunglasses frame arms may include an assembly screen having a plurality of screen openings. A pair of spaced-apart screen attachment devices may include a pair of screen magnets carried by the assembly screen. A pair of sunglasses frame mounts may be configured for attachment to the sunglasses frame arms, respectively, of the sunglasses. A pair of frame mount magnets may be carried by the pair of sunglasses frame mounts, respectively. The pair of screen magnets may magnetically engage the pair of frame mount magnets, respectively, to detachably secure the assembly screen on the sunglasses. At least one panel securing strap may be carried by the assembly screen. The at least one panel securing strap may be extendable around a neck of the wearer. Sunglasses with an insect screen assembly are also disclosed.
