Cognomen Horlacher (Horlacher 
) , in the entire world, is quite a rare surname. The last name Horlacher is characteristic of Switzerland, where it is quite a rare surname, Germany, and Ireland, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Germany, the United States, and Switzerland.
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| Horlacher | Austria, Germany, France, United States, Switzerland |
| david horlacher (b. 1593) |
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| michael horlacher DE (b. 1628) |
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| marie katharina horlacher 1644 - (b. 1644) |
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| johann heinrich horlacher DE (b. 1635) |
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johann karl von horlacher German physician (1769-1852), DE (b. 1769) |
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| friedrich august horlacher (b. 1798) |
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| emma horlacher German painter, DE (b. 1843) |
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| oswald horlacher (b. 1834) |
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| leonhard horlacher German politician, DE (b. 1875) |
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| michael horlacher German politician (1888-1957), DE (b. 1888) |
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| fred horlacher Irish footballer (1910-1943), IE (b. 1910) |
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| john perry horlacher (b. 1901) |
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| lothar horlacher German politician, DE (b. 1933) |
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| friedrich w. horlacher b. 1935 in Ulm; americanist at the Univ. Erlangen, DE (b. 1935) |
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| hellmut horlacher DE (b. 1927) |
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