The most common surnames found in this village are: Vella (6.6% of Gharb population), Cassar (6.6%), Cauchi (6.5%), Micallef (5.3%), Portelli (5.0%), Formosa (4.4%), Agius (4.3%), Piscopo (3.3%), Caruana (3.2%), Apap (2.6%) The distribution is fairly even. There is no one surname which constitutes more than 10 % of the population of the village. The 3 most common surnames cover just under 20% of the village population, and the 6 most common surnames account for 34 % of the village population. However, the relative frequency of each individual surname shows that certain surnames are much more common than expected, compared to other villages. The highest relative incidence is as follows:
This means that over half of all the Camenzuli's in Gozo live in Gharb. Likewise over 40% of the Piscopo's come from this village. Notice that these surnames are relatively infrequent (only 28 persons with the surname Camenzuli in Gozo and only 27 with the surname Piscopo.)
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Population: | 428 |
Number of surnames analysed: | 342 |
Proportion analysed: | 79.9% |
This is the smallest village, and therefore statistics are least reliable.
The commonest surnames are the following: Vella (6.1%), Attard (5.4%), Saliba (4.7%), Caruana (4.4%), Grech (4.1%), Tabone (3.8%)
Relative frequency: The following surnames appear more frequent than expected, but numbers are small: Aquilina, Bezzina,Formosa and Saliba.
Distribution: One surname accounts for 6% of the population, while 3 surnames account for 16 % and 6 surnames account for 29 %. So, in spite of its small size, it is the most heterogeneous (and of the same order as Rabat, the biggest locality).
Total Population: | 1655 |
Number of surnames analysed: | 1165 |
Proportion analysed: | 70.4% |
The most common surnames are the following: Grech (13.7%), Spiteri (7.9%), Vella (7.8%), Formosa (5.4%), Borg (4.6%) and Sultana (4.3%).
High Relative Frequency:
RF% | O-E% | |
Parnis | 26 | 450 |
Formosa | 21 | 350 |
Grech | 18 | 272 |
Refalo | 17 | 240 |
Spiteri | 15 | 217 |
Gauci | 15 | 217 |
Surnames with low relative frequency:
RF | O-E% | |
Muscat | 26 | -92 |
Saliba, | 19 | -100 |
Zammit, | 29 | -93 |
Buttigieg, | 35 | -89 |
Portelli, | 35 | -77 |
Xuereb | 25 | -84 |
Distribution: One surname covers 14 % of the village population (high degree of homogeneity). Three surnames cover 29 % and 6 surnames 44%.
Total Population: | 930 |
Number of surnames analysed: | 495 |
Proportion analysed: | 53.2% |
The commonest surnames are the following: Debrincat (8.1%), Bajada (6.1%), Curmi (5.7%), Vella (4.4%), Parnis (3.8%) and Mercieca (3.8%)
Relative Frequency: The following have a higher than expected frequency:
RF | O-E% | |
Parnis | 45 | 1800 |
Debrincat | 20 | 900 |
Curmi | 13 | 600 |
Bugeja | 8 | 300 |
Scicluna | 7 | 267 |
Said | 5 | 157 |
Notice the very much higher than expected frequency of Parnis and Debrincat and Curmi. which are 6 - 18 times more common than expected.
Surnames with less than expected frequency:
Expected | O-E % | |
Attard | 21 | -100 |
Portelli | 15 | -100 |
Camilleri | 19 | -74 |
Distribution: The commonest surname covers 8% of the population; 3 surnames cover 20 % and 6 surnames cover 33%
Total population: | 4266 |
Number of surnames analysed: | 2939 |
Proportion of total population: | 68.9% |
The most common surnames are as follows: Camilleri (10.3%), Muscat (9.2%), Portelli (9.1%), Said (5.2%), Buttigieg (5.0%), Vella (4.4%) and Attard (4.0%).
The commonest surname accounts for around 10% of the village population; the 3 commonest surnames account for 29%, while 6 surnames account for 43 %.
Some surnames appear much more frequently than expected, as follows:
Relative frequency:
RF% | O-E% | |
Meilaq | 60 | 411 |
Falzon | 57 | 392 |
Muscat | 49 | 314 |
Sammut | 44 | 261 |
Said | 40 | 246 |
Portelli | 36 | 203 |
Camilleri | 31 | 162 |
Surnames like Meilaq and Falzon appear around 4 times more often than expected.
Total Population: | 1615 |
Number of surnames analysed: | 1169 |
Percent analysed: | 72.4% |
The most common surnames are the following: Buttigieg (14.1), Portelli (6.8), Xerri (6.4), Vella (6.4), Mizzi (5.1), Cutajar (3.4), Cefai (4.1).
Relative Frequency:
RF | O-E% | |
Cefai | 30 | 533 |
Abela | 28 | 460 |
Cutajar | 27 | 471 |
Buttigieg | 22 | 371 |
Magro | 21 | 325 |
Bigeni | 17 | 300 |
Some surnames (Cefai, Abela, Cutajar) are five times more frequent than expected. None of these are common surnames.
Less than expected frequency of surnames such as: Zammit, Farrugia, Grech, Azzopardi, Sultana, Muscat and Attard,
Distribution: One surname (Buttigieg) represents 14% of the village population (one of the highest proportions for the whole of Gozo); 3 surnames account for 28% and 6 surnames for 45%.
Total Population: | 6494 |
Number of surnames analysed: | 4869 |
Proportion of total population analysed: | 75% |
The most common surnames in Rabat are as follows: Grech (6.1% of the town's population), Vella (5.6%), Farrugia (4.9%), Attard ( 4.6%), Zammit (4.3%), Camilleri (3.2%), Mercieca (3.0), Portelli (2.6%), Borg (2.5%), Galea (2.4%), Cassar (2.2%).
Analysis of relative frequency : 66% of all the Sacco's in Gozo live in Rabat. This is more than twice (228%) of the expected number. The other surnames with increased frequency are shown below:
RF | O-E% | |
Sacco | 66 | 228 |
Ellis | 61 | 250 |
Scicluna | 52 | 167 |
Bezzina | 51 | 156 |
Fenech | 46 | 135 |
Farrugia | 43 | 120 |
Gatt | 40 | 103 |
However (in contrast to some other localities, (eg Gharb), in no case is the O-E PC greater than 300. Surnames which appear under-represented: numbers too small to draw any conclusions.
The distribution appears fairly even: The most common surname accounts for only 6.1% of the town's population, while the most common 3 surnames account for 17% and the most common 6 surnames account for 29 % . This is one of the flattest distribution of surnames in the Island.
Total Population: | 601 |
Number of surnames analysed: | 441 |
Proportion analysed: | 73.4% |
The commonest surnames are as follows: Grima (17.0%), Cauchi (11.1%) Formosa (9.3%), Cassar (8.8%), Piscopo (4.5%), Vella (4.3%) Micallef (4.3%).
Relative frequency: More common than expected surnames:
RF | O-E% | |
Piscopo | 31 | 1900 |
Formosa | 14 | 720 |
Grima | 13 | 650 |
Cauchi | 3 | 600 |
Cassar | 8 | 333 |
Uniquely, the surname "Piscopo" is found 19 times the expected frequency. The surnames Formosa, Grima and Cauchi are 6-7 times more frequent than expected.
Surnames with lower frequency than expected: Because of the small size of the village, all the Expected figures are less than 20, However the following stand out:
Exp | O-E% | |
Camilleri | 17 | -100 |
Azzopardi | 12 | -100 |
Grech | 16 | -81 |
Several other surnames such as Buttigieg, Portelli, Sultana, Spiteri, etc, appear less frequent than expected, but the numbers are too small.
Distribution: This village represents the most homogeneous distribution of all villages. One surname accounts for 17% of the population; 3 surnames cover 37 % and 6 surnames 55%.
Total Population: | 1742 |
No of surnames analysed: | 1221 |
Proportion analysed: | 70.1% |
The most common surnames are as follows: Muscat (6.9%), Spiteri (5.7%), Vella (5.2%), Curmi (5.0%), Grima (4.8%), Bajada (4.3%) and Azzopardi (4.3%).
Relative Frequency: The following surnames have a high relative frequency:
RF | O-E% | |
Pisani | 28 | 460 |
Curmi | 28 | 454 |
Bajada | 18 | 247 |
Muscat | 15 | 211 |
Lower than expected frequency for (common) surnames: Formosa, Gatt, Cini, Xerri, Portelli, Buttigieg and Grech
Homogeneity: One surname accounts for 7% of the population; 3 surnames account for 18 % and 6 surnames for 32%. Thus this village represent a certain degree of heterogeneity, with no major prominence for a small number of surnames.
Total Population: | 3969 |
Number of surnames analysed: | 2716 |
Proportion of population: | 68.4% |
The most common surnames: Sultana (12.8%), Attard (7.3%), Bajada (4.3%), Galea (4.2%), Refalo (3.8%), Xerri (3.8%), Mercieca (3.0%)
The 3 most common surnames account for 24 % of the village population (just one name accounts for 13 %); and 6 surnames account for 36 %.
Relative frequency:
RF% | O-E% | |
Refalo | 51 | 373 |
Sultana | 51 | 364 |
Bigeni | 42 | 300 |
Bajada | 38 | 252 |
Theuma | 38 | 250 |
Bonello | 37 | 240 |
Bartolo | 35 | 209 |
Fiteni | 30 | 200 |
Less than expected (common ) surnames:
0 -E% | |
Cauchi | -91 |
Grech | -52 |
Buttigieg | -48 |
Vella | -45 |
Total Population: | 3331 |
Number of surnames analysed: | 2379 |
Proportion analysed: | 71.4% |
The most common surnames: Attard (7.4%), Vella (7.2%), Xuereb (6.4%), Azzopardi (6.2%), Spiteri (4.5%) Xerri (3.9%), and Saliba (3.9%).
Relative Frequency:
RF | O-E% | |
Dingli | 83 | 700 |
Hili | 40 | 312 |
Pace | 33 | 252 |
Bonnici | 30 | 211 |
Xuereb | 28 | 196 |
Rapa | 25 | 159 |
Less than expected (common) surnames: Calleja, Camilleri, Cassar, Cauchi, Buttigieg, Formosa, Muscat and Sultana,
Distribution: This village is relative heterogeneous. The most common surname accounts for only 7% of the village population; 3 surnames account for 21 % and 6 surnames for 36%.
Population: | 1765 |
Number of surnames analysed: | 883 |
Proportion analysed: | 50.0% |
It is not clear why the proportion of persons on the electoral register is so low - only 50% of the total population.
The commonest surnames are: Cini (16.9%), Vella (9.7%), Saliba (8.6%), Zammit (7.0%), Camilleri (6.2%).
Relative Frequency
RF % | O-E % | |
Cini | 49.3 | 1254 |
Cefai | 39.1 | 900 |
Dimech | 35.3 | 900 |
Saliba | 19.3 | 443 |
Calleja | 15.9 | 328 |
Axiaq | 14.5 | 340 |
Less than expected: Buttigieg, Grima, Mercieca, Sultana and Grech.
Distribution: One surname accounts for 17% of the population, while 3 surnames account for 35% and 6 surnames for 54%. Thus this village shows very high degree of homogeneity, comparable with that of St Lawrence, one of the smallest villages. Presumably this indicates a higher degree of in-breeding than other villages.
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