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From the properties of 3 of the discovered systems, I estimate a merger rate of DWDs, per WD in the Galaxy, of $R_{\\rm merge, WD}\\approx8\\times 10^{-12}$yr$^{-1}$, or a rate per unit stellar mass in the Galaxy, of $R_{\\rm merge, M*}\\approx4.8\\times 10^{-13}$yr$^{-1}$M$_\\odot^{-1}$.This likely somewhat underestimates the rate, because of several known effects that work against EDWD detection in ZTF. 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(2020) discovered systems of eclipsing double white dwarfs (EDWDs) having orbital periods <1 hr. From the properties of 3 of the discovered systems, I estimate a merger rate of DWDs, per WD in the Galaxy, of $R_{\\rm merge, WD}\\approx8\\times 10^{-12}$yr$^{-1}$, or a rate per unit stellar mass in the Galaxy, of $R_{\\rm merge, M*}\\approx4.8\\times 10^{-13}$yr$^{-1}$M$_\\odot^{-1}$.This likely somewhat underestimates the rate, because of several known effects that work against EDWD detection in ZTF. 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