{
    "name": "Cillian",
    "slug": "cillian",
    "url": "https://ninan.org/name/cillian/",
    "latest_year": 2025,
    "us": {
        "births_total": 4090,
        "births_latest": 595,
        "births_female": 6,
        "births_male": 4084,
        "first_year": 1995,
        "peak_year": 2024,
        "peak_count": 674,
        "rank_latest": {
            "female": null,
            "male": 507
        },
        "years_top_100": 0,
        "years_top_1000": 6,
        "trend_5y_log": 0.9592,
        "trend_10y_log": 1.5928,
        "momentum": -44
    },
    "living_estimate": {
        "total": 4100,
        "female": 10,
        "male": 4100,
        "median_age": 3,
        "mean_age": 5,
        "modal_birth_decade": 2020,
        "method": "https://ninan.org/methodology/#living"
    },
    "gender": {
        "share_female": 0.0015,
        "unisex_index": 0.003,
        "unisex_index_recent": 0.004,
        "changed_sides": false
    },
    "england_and_wales": {
        "year": 2025,
        "count": 230,
        "rank": 217,
        "attribution": "Contains public sector information licensed under the Open Government Licence v3.0."
    },
    "top_states": [
        {
            "state": "MA",
            "lq": 3.4,
            "count": 176
        },
        {
            "state": "CT",
            "lq": 1.96,
            "count": 49
        },
        {
            "state": "NY",
            "lq": 1.9,
            "count": 325
        },
        {
            "state": "PA",
            "lq": 1.73,
            "count": 178
        },
        {
            "state": "CO",
            "lq": 1.63,
            "count": 78
        }
    ],
    "era_label": "current",
    "origin": null,
    "series": [
        [
            1995,
            5,
            8868
        ],
        [
            1999,
            5,
            9912
        ],
        [
            2001,
            6,
            9243
        ],
        [
            2004,
            8,
            8143
        ],
        [
            2005,
            10,
            7096
        ],
        [
            2006,
            42,
            2744
        ],
        [
            2007,
            39,
            2974
        ],
        [
            2008,
            51,
            2467
        ],
        [
            2009,
            52,
            2451
        ],
        [
            2010,
            54,
            2354
        ],
        [
            2011,
            66,
            2035
        ],
        [
            2012,
            73,
            1942
        ],
        [
            2013,
            77,
            1851
        ],
        [
            2014,
            87,
            1730
        ],
        [
            2015,
            121,
            1416
        ],
        [
            2016,
            177,
            1105
        ],
        [
            2017,
            170,
            1126
        ],
        [
            2018,
            193,
            1052
        ],
        [
            2019,
            186,
            1078
        ],
        [
            2020,
            228,
            957
        ],
        [
            2021,
            341,
            747
        ],
        [
            2022,
            353,
            735
        ],
        [
            2023,
            477,
            594
        ],
        [
            2024,
            674,
            463
        ],
        [
            2025,
            595,
            507
        ]
    ],
    "sources": {
        "us": "https://www.ssa.gov/oact/babynames/",
        "ew": "https://www.ons.gov.uk/peoplepopulationandcommunity/birthsdeathsandmarriages/livebirths",
        "life_table": "https://www.ssa.gov/oact/STATS/table4c6.html"
    },
    "license": "CC BY 4.0",
    "attribution": "ninan.org",
    "generated": "2026-08-29"
}